title: soil with sarcosine at sampling day 75 (SARC-75)
design: a fragment of the bacterial 16S rRNA region of ~300350 bp was amplified using the primers 515F (5 GTG YCA GCM GCC GCG GTA A 3) (Parada et al., 2016) and 806R (5 GGA CTA CNV GGG TWT CTA AT 3)