Table 2. Number of reads, OTUs, and OTUs excluding singleton and doubleton in each sample.

Sample name	Non-chimera reads	Total OTUs	Non-S/D OTUs
soil-02g-1	39220	1959	1909
soil-02g-2	42242	1641	1612
soil-02g-3	45395	1733	1694
soil-02g-4	45888	1910	1895
soil-02g-5	44782	1653	1604
soil-1g-1	39646	1809	1744
soil-1g-2	35511	1709	1651
soil-1g-3	35930	1574	1519
soil-1g-4	41860	2029	1971
soil-1g-5	44150	1911	1852
soil-5g-1	31884	911	893
soil-5g-2	42882	1335	1307
soil-5g-3	45452	1651	1608
soil-5g-4	40658	1858	1798
soil-5g-5	29043	1532	1506

OTU, operational taxonomic units; S/D, non-single/double.