<?xml version="1.0" encoding="UTF-8"?>
<EXPERIMENT_SET xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
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      <PRIMARY_ID>ERX1652596</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH1</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH1</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH1</TITLE>
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      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
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      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
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        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292613</PRIMARY_ID>
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        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
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        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
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        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
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      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>CTCTACGAACAG</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
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      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
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        <TAG>sample_center</TAG>
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        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH10" accession="ERX1652597" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652597</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH10</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH10</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH10</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
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        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292614</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381165</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH10</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>CACTCATCATTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH11" accession="ERX1652598" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652598</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH11</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH11</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH11</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
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        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292615</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381166</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH11</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>GATTCGAGTGTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH12" accession="ERX1652599" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652599</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH12</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH12</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH12</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292616">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292616</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381167</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
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        <LIBRARY_NAME>1289.KH12</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>GTCAACGCTGTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH13" accession="ERX1652600" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652600</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH13</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH13</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH13</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292617">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292617</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381168</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH13</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>CTATCTCCTGTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH14" accession="ERX1652601" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652601</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH14</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH14</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH14</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292618">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292618</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381169</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH14</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>GCAGTAACTGTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH15" accession="ERX1652602" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652602</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH15</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH15</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH15</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292619">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292619</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381170</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH15</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>ATAGCCGATGTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH16" accession="ERX1652603" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652603</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH16</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH16</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH16</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292620">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292620</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381171</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH16</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>ATCGTAGTGGTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH17" accession="ERX1652604" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652604</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH17</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH17</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH17</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292621">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292621</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381172</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH17</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>CATAGCTCGGTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH18" accession="ERX1652605" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652605</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH18</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH18</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH18</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292622">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292622</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381173</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH18</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>GACTGACTCGTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH19" accession="ERX1652606" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652606</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH19</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH19</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH19</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292623">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292623</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381174</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH19</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>CGCGATATCGTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH2" accession="ERX1652607" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652607</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH2</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH2</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH2</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292624">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292624</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381175</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH2</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>TGATGTGCTAAG</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH20" accession="ERX1652608" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652608</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH20</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH20</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH20</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292625">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292625</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381176</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH20</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>AGCTACTGCGTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH21" accession="ERX1652609" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652609</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH21</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH21</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH21</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292626">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292626</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381177</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH21</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>TGAACTAGCGTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH22" accession="ERX1652610" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652610</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH22</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH22</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH22</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292627">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292627</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381178</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH22</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>CTGTGCAACGTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH23" accession="ERX1652611" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652611</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH23</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH23</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH23</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292628">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292628</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381179</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH23</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>GTGACGTTAGTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH24" accession="ERX1652612" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652612</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH24</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH24</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH24</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292629">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292629</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381180</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH24</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>GCTGGTCTAGTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH25" accession="ERX1652613" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652613</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH25</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH25</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH25</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292630">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292630</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381181</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH25</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>ATTGAGTGAGTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH26" accession="ERX1652614" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652614</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH26</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH26</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH26</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292631">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292631</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381182</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH26</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>ACGATTCGAGTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH27" accession="ERX1652615" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652615</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH27</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH27</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH27</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292632">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292632</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381183</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH27</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>AGATGATCAGTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH28" accession="ERX1652616" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652616</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH28</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH28</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH28</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292633">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292633</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381184</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH28</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>TAAGATGCAGTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH29" accession="ERX1652617" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652617</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH29</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH29</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH29</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292634">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292634</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381185</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH29</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>TGCATGACAGTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH3" accession="ERX1652618" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652618</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH3</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH3</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH3</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292635">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292635</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381186</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH3</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>ATACGCATCAAG</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH30" accession="ERX1652619" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652619</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH30</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH30</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH30</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292636">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292636</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381187</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH30</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>CACACTGAAGTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH31" accession="ERX1652620" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652620</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH31</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH31</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH31</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292637">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292637</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381188</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH31</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>TCACGTATTCTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH32" accession="ERX1652621" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652621</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH32</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH32</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH32</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292638">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292638</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381189</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH32</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>GCAAGCTGTCTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH33" accession="ERX1652622" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652622</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH33</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH33</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH33</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292639">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292639</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381190</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH33</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>GATCATTCTCTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH34" accession="ERX1652623" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652623</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH34</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH34</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH34</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292640">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292640</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381191</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH34</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>CGTAGAGCTCTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH35" accession="ERX1652624" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652624</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH35</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH35</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH35</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292641">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292641</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381192</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH35</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>AGTCGGCATCTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH36" accession="ERX1652625" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652625</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH36</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH36</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH36</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292642">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292642</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381193</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH36</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>AGGCATCTGCTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH37" accession="ERX1652626" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652626</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH37</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH37</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH37</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292643">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292643</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381194</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH37</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>TAGAGAATGCTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH38" accession="ERX1652627" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652627</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH38</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH38</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH38</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292644">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292644</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381195</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH38</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>ATCAGCCAGCTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH39" accession="ERX1652628" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652628</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH39</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH39</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH39</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292645">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292645</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381196</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH39</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>ATGATGAGCCTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH4" accession="ERX1652629" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652629</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH4</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH4</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH4</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292646">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292646</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381197</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH4</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>TATCGACACAAG</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH40" accession="ERX1652630" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652630</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH40</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH40</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH40</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292647">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292647</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381198</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH40</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>CACGAGCTACTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH41" accession="ERX1652631" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652631</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH41</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH41</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH41</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292648">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292648</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381199</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH41</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>GGCTGCATACTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH42" accession="ERX1652632" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652632</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH42</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH42</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH42</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292649">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292649</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381200</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH42</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>AGACTCAGACTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH43" accession="ERX1652633" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652633</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH43</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH43</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH43</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292650">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292650</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381201</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH43</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>TTGTACTCACTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH44" accession="ERX1652634" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652634</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH44</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH44</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH44</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292651">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292651</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381202</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH44</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>TCTCTACCACTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH45" accession="ERX1652635" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652635</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH45</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH45</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH45</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292652">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292652</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381203</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH45</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>TCAGGACGTATC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH46" accession="ERX1652636" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652636</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH46</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH46</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH46</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292653">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292653</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381204</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH46</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>AAGACAGCTATC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH47" accession="ERX1652637" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652637</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH47</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH47</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH47</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292654">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292654</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381205</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH47</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>AGTGGCACTATC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH48" accession="ERX1652638" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652638</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH48</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH48</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH48</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292655">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292655</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381206</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH48</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>CAGCCGCATATC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH49" accession="ERX1652639" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652639</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH49</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH49</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH49</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292656">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292656</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381207</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH49</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>CATCTTCTGATC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH5" accession="ERX1652640" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652640</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH5</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH5</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH5</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292657">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292657</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381208</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH5</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>CTCATCATGTTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH50" accession="ERX1652641" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652641</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH50</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH50</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH50</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292658">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292658</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381209</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH50</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>TAGTGTCGGATC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH51" accession="ERX1652642" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652642</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH51</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH51</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH51</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292659">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292659</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381210</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH51</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>ACACCTGCGATC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH52" accession="ERX1652643" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652643</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH52</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH52</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH52</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292660">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292660</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381211</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH52</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>ATCTGGACGATC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH53" accession="ERX1652644" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652644</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH53</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH53</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH53</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292661">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292661</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381212</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH53</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>CTCGGATAGATC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH54" accession="ERX1652645" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652645</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH54</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH54</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH54</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292662">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292662</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381213</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH54</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>GCCTATGAGATC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH55" accession="ERX1652646" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652646</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH55</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH55</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH55</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292663">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292663</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381214</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH55</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>GTACTGAAGATC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH56" accession="ERX1652647" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652647</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH56</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH56</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH56</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292664">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292664</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381215</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH56</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>TCGGCGATCATC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH57" accession="ERX1652648" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652648</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH57</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH57</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH57</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292665">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292665</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381216</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH57</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>GCGTCATGCATC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH58" accession="ERX1652649" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652649</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH58</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH58</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH58</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292666">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292666</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381217</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH58</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>TGACACGACATC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH59" accession="ERX1652650" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652650</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH59</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH59</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH59</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292667">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292667</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381218</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH59</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>AGCGCTCACATC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH6" accession="ERX1652651" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652651</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH6</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH6</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH6</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292668">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292668</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381219</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH6</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>GAGATACAGTTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH60" accession="ERX1652652" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652652</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH60</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH60</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH60</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292669">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292669</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381220</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH60</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>AGAGTGCTAATC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH61" accession="ERX1652653" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652653</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH61</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH61</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH61</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292670">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292670</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381221</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH61</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>AGCAGCTATTGC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH62" accession="ERX1652654" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652654</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH62</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH62</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH62</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292671">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292671</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381222</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH62</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>TGCTCGATGTGC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH63" accession="ERX1652655" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652655</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH63</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH63</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH63</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292672">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292672</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381223</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH63</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>GTGTTGTCGTGC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH64" accession="ERX1652656" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652656</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH64</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH64</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH64</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292673">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292673</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381224</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH64</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>TCTAACGAGTGC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH65" accession="ERX1652657" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652657</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH65</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH65</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH65</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292674">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292674</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381225</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH65</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>ACGTCTCAGTGC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH7" accession="ERX1652658" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652658</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH7</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH7</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH7</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292675">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292675</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381226</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH7</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>TGATCACTCTTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH8" accession="ERX1652659" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652659</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH8</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH8</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH8</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292676">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292676</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381227</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH8</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>GACAGTAGCTTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
  <EXPERIMENT alias="qiita_ptid_29:1289.KH9" accession="ERX1652660" broker_name="">
    <IDENTIFIERS>
      <PRIMARY_ID>ERX1652660</PRIMARY_ID>
      <SUBMITTER_ID namespace="UCSDMI">qiita_ptid_29:1289.KH9</SUBMITTER_ID>
      <SUBMITTER_ID namespace="University of California San Diego Microbiome Initiative">qiita_ptid_29:1289.KH9</SUBMITTER_ID>
    </IDENTIFIERS>
    <TITLE>Illumina HiSeq 2000 sequencing; qiita_ptid_29:1289.KH9</TITLE>
    <STUDY_REF accession="ERP016852">
      <IDENTIFIERS>
        <PRIMARY_ID>ERP016852</PRIMARY_ID>
      </IDENTIFIERS>
    </STUDY_REF>
    <DESIGN>
      <DESIGN_DESCRIPTION>Mixtures (n = 64) were established with equal functional group proportions using a paired species approach that controlled for phylogeny and growth form between pairs of native and exotic plant species. Origin (native vs. exotic) was crossed with summer irrigation treatments.</DESIGN_DESCRIPTION>
      <SAMPLE_DESCRIPTOR accession="ERS1292677">
        <IDENTIFIERS>
          <PRIMARY_ID>ERS1292677</PRIMARY_ID>
          <EXTERNAL_ID namespace="BioSample">SAMEA4381228</EXTERNAL_ID>
        </IDENTIFIERS>
      </SAMPLE_DESCRIPTOR>
      <LIBRARY_DESCRIPTOR>
        <LIBRARY_NAME>1289.KH9</LIBRARY_NAME>
        <LIBRARY_STRATEGY>OTHER</LIBRARY_STRATEGY>
        <LIBRARY_SOURCE>METAGENOMIC</LIBRARY_SOURCE>
        <LIBRARY_SELECTION>PCR</LIBRARY_SELECTION>
        <LIBRARY_LAYOUT>
          <SINGLE/>
        </LIBRARY_LAYOUT>
        <LIBRARY_CONSTRUCTION_PROTOCOL>EMP V4 515f,806rbc protocol</LIBRARY_CONSTRUCTION_PROTOCOL>
      </LIBRARY_DESCRIPTOR>
    </DESIGN>
    <PLATFORM>
      <ILLUMINA>
        <INSTRUMENT_MODEL>Illumina HiSeq 2000</INSTRUMENT_MODEL>
      </ILLUMINA>
    </PLATFORM>
    <EXPERIMENT_ATTRIBUTES>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>barcode</TAG>
        <VALUE>ATGCGAGACTTC</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_name</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>center_project_name</TAG>
        <VALUE>Temple TX native exotic precip study</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>emp_status</TAG>
        <VALUE>EMP</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>illumina_technology</TAG>
        <VALUE>HiSeq</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>linker</TAG>
        <VALUE>GT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>pcr_primers</TAG>
        <VALUE>FWD:GTGCCAGCMGCCGCGGTAA; REV:GGACTACHVGGGTWTCTAAT</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>primer</TAG>
        <VALUE>GTGTGCCAGCMGCCGCGGTAA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_date</TAG>
        <VALUE>6/2/11</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>run_prefix</TAG>
        <VALUE>Hofmocke1-pool_110602_HWI-EAS137R_0375_s_6_1_sequence</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>samp_size</TAG>
        <VALUE>.1,g</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sample_center</TAG>
        <VALUE>ANL</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>sequencing_meth</TAG>
        <VALUE>sequencing by synthesis</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>study_center</TAG>
        <VALUE>CCME</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_gene</TAG>
        <VALUE>16S rRNA</VALUE>
      </EXPERIMENT_ATTRIBUTE>
      <EXPERIMENT_ATTRIBUTE>
        <TAG>target_subfragment</TAG>
        <VALUE>V4</VALUE>
      </EXPERIMENT_ATTRIBUTE>
    </EXPERIMENT_ATTRIBUTES>
  </EXPERIMENT>
</EXPERIMENT_SET>
