Table 3.
Ecological estimates of AEA amoA gene clone sequences amplified with primer sets of Arch-amoAF/Arch-amoAR (Francis et al., 2005) and CrenamoA23f/CrenamoA616r (Tourna et al., 2008; as indicated by the numbers before and after the backlashes, respectively).
| Clone libraries | EHL-1-W | QHL-14-W* | GHL1-32-W | GHL2-84-W | XCDL-160-W | EHL-1-S | QHL-14-S* | GHL1-32-S | GHL2-84-S | XCDL-160-S |
|---|---|---|---|---|---|---|---|---|---|---|
| Library size (no.of clones) | 24/12 | 19/ND | 23/9 | 20/8 | 24/11 | 25/13 | 24/ND | 24/12 | 23/16 | 24/15 |
| Coverage (%) | 72/83 | 100/ND | 100/100 | 90/100 | 83/82 | 9692 | 100/ND | 100/100 | 87/87 | 7993 |
| No. of observed OTUs (98% cutoff) | 12/5 | 3/ND | 3/3 | 7/1 | 9/5 | 4/4 | 6/ND | 2/1 | 8/6 | 10/6 |
| Chao 1 | 19.0/5.5 | NA/ND | 3.0/3.0 | 7.3/NA | 12.0/5.5 | 4.0/4.0 | NA/ND | 2.0/NA | 9.5/6.3 | 15.0/6.5 |
| Simpson’s diversity index (D) | 0.1/0.2 | NA/ND | 0.3/0.3 | 0.2/NA | 0.2/0.2 | 0.3/0.4 | NA/ND | 0.7/NA | 0.2/0.2 | 0.1/0.2 |
| Shannon–Weaver’s diversity index (H) | 2.2/1.4 | 1.0/ND | 1.0/1.1 | 1.8/NA | 1.9/1.5 | 1.1/1.1 | 1.7/ND | 0.5/NA | 1.9/1.5 | 2.0/1.6 |
*
Clone libraries QHL-W and QHL-S corresponded to QLW1-0 and QLS-30 in Jiang et al. (2009b), respectively; ND, not determined; NA, not available.