SRX064596 Salix repens SRP006836 Salix repens SRS208956 Salix repens Salix repens AMPLICON METAGENOMIC PCR 0 key_sequence_adaptor Technical Read Adapter 1 1 barcode Technical Read BarCode 5 2 primer Technical Read Primer GGAAGTAAAAGTCGTAACAAGG 3 forward Application Read Forward 37 454 GS FLX Titanium