TABLE 4.
OTU based analyses of Streptomyces two-domain LMCO gene sequences (Shannon diversity index, Chao1, and Ace richness) from each composting sample at the nucleotide genetic distance of 0.01 to 0.03a
| Day | No. of gene types | Distance | OTU | H | Chao1 richness | Ace richness |
|---|---|---|---|---|---|---|
| Day 0 | 19 | 0.01 | 17 | 2.83 (2.50–3.17) | 153 (71–360) | 262 (78–958) |
| 0.03 | 16 | 2.75 (2.41–3.09) | 69 (30–209) | 106 (36–722) | ||
| Day 4 | 23 | 0.01 | 18 | 2.89 (2.43–3.12) | 166 (75–327) | 232 (35–2,467) |
| 0.03 | 17 | 2.80 (2.03–2.94) | 72 (22–154) | 110 (25–966) | ||
| Day 8 | 20 | 0.01 | 19 | 2.94 (2.63–3.26) | 190 (90–430) | 221 (24–4,055) |
| 0.03 | 18 | 2.90 (2.57–3.22) | 126 (57–298) | 81 (23–643) | ||
| Day 15 | 18 | 0.01 | 6 | 1.54 (1.01–2.07) | 9 (6–28) | 15 (7–63) |
| 0.03 | 5 | 1.47 (0.97–1.92) | 7 (5–17) | 11 (6–40) | ||
| Day 30 | 16 | 0.01 | 6 | 1.48 (0.99–1.98) | 12 (7–43) | 14 (7–61) |
| 0.03 | 5 | 1.41 (0.95–1.80) | 8 (6–33) | 9 (6–35) | ||
| Day 50 | 14 | 0.01 | 5 | 1.35 (0.90–1.80) | 8 (5–29) | 9 (6–37) |
| 0.03 | 4 | 1.24 (0.83–1.72) | 7 (4–22) | 8 (5–33) | ||
| Total | 52 | 0.01 | 41 | 3.48 (3.20–3.76) | 782 (440–1,419) | 703 (313–2,591) |
| 0.03 | 39 | 3.43 (3.15–3.70) | 237 (107–615) | 378 (153–1,044) |
a
The numbers in parentheses represent 95% confidence intervals of the indices. H, Shannon diversity index.