SRS1163811 SAMN04269933 718289 biogas fermenter metagenome collection_date 2012-07 env_biome digester env_feature Anaerobic digestion env_material sediment geo_loc_name China: Yunnan lat_lon 23.52621836 N 101.75331115 E BioSampleModel MIMS.me BioSampleModel MIGS/MIMS/MIMARKS.wastewater