Table 2.
Microbial diversity of the 9 sludge samples
| Code | Sequence | 3% cut-off | 6% cut-off | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
|
|
|||||||||||||
| Raw | Effective | NO after normalization | OTUs | Chao1 mean | Chao2 mean | ACE mean | Bootstrap mean | GOOD’s coverage | OTUs | Chao1 mean | Chao2 mean | ACE mean | Bootstrap mean | GOOD’s coverage | |
| SEED-D0 | 20290 | 8979 | 8373 | 1784 | 3672.8 | 1701 | 3493.4 | 1701 | 88.21 | 1468 | 2392.9 | 1384 | 2338.7 | 1384 | 91.76 |
| AA-D9 | 20967 | 9113 | 8373 | 579 | 1103.8 | 525 | 1005.2 | 525 | 95.98 | 416 | 680.8 | 354 | 638.5 | 354 | 97.40 |
| AO-D9 | 26104 | 10031 | 8373 | 1100 | 2298.1 | 1096 | 2378.8 | 1096 | 92.76 | 846 | 1282.6 | 777 | 1264.2 | 777 | 95.45 |
| AA-D35 | 24325 | 9416 | 8373 | 868 | 1898.0 | 773 | 1797.0 | 773 | 93.49 | 623 | 1063.8 | 537 | 1023.3 | 537 | 95.95 |
| AO-D35 | 9501 | 8373 | 8373 | 1012 | 1624.5 | 907 | 1776.9 | 907 | 93.26 | 764 | 1047.8 | 666 | 1089 | 666 | 95.90 |
| AA-D55 | 28232 | 10861 | 8373 | 626 | 1220.9 | 555 | 1147.6 | 555 | 95.52 | 401 | 652.4 | 346 | 585.4 | 346 | 97.65 |
| AO-D55 | 25193 | 10792 | 8373 | 1023 | 1780.9 | 925 | 1851.9 | 925 | 92.99 | 727 | 927.0 | 648 | 958.1 | 648 | 96.38 |
| AA-D76 | 24447 | 10022 | 8373 | 747 | 1348.6 | 680 | 1476.1 | 680 | 94.83 | 519 | 765.2 | 450 | 798.9 | 450 | 97.00 |
| AO-D76 | 28278 | 11572 | 8373 | 1003 | 1952.6 | 930 | 2089.6 | 930 | 92.99 | 744 | 1119.6 | 668 | 1120.4 | 668 | 95.71 |