Table 2 COV and BM on 13 RCSs in study regions of west Sichuan, China
Region: SR1 | Region: SR2 | ||||||||
|---|---|---|---|---|---|---|---|---|---|
Site | FA (years) | Number of quadrats | BM (g m−2) | COV (%) | Site | FA (years) | Number of quadrats | BM (g m−2) | COV (%) |
JJS3 | 2.5 | 8 | 18.40 ± 18.12c | 6.5 ± 4.1c | BSC1 | 1.5 | 19 | 18.20 ± 23.28b | 10.3 ± 11.3b |
ZGX1 | 4 | 10 | 51.07 ± 62.71bc | 20.2 ± 24.0bc | HBZ1 | 5 | 15 | 34.82 ± 25.42b | 7.7 ± 5.4b |
ZGX2 | 4 | 14 | 49.12 ± 44.48bc | 21.1 ± 19.3bc | BSC2 | 1.5 | 11 | 24.08 ± 15.42b | 6.5 ± 3.2b |
JJS2 | 8 | 12 | 66.40 ± 56.94b | 14.6 ± 12.1bc | JHZ1 | 1.5 | 14 | 24.42 ± 30.86b | 6.9 ± 7.1b |
JJS1 | 8 | 12 | 28.53 ± 21.23bc | 13.8 ± 11.2bc | XYZ1 | 2.5 | 9 | 14.43 ± 13.07b | 15.7 ± 12.8b |
QQH1 | 13 | 13 | 67.25 ± 40.77b | 28.2 ± 12.1b | BSH1 |  > 60 | 15 | 68.13 ± 83.24a | 38.1 ± 23.9a |
HDZ1 | 27 | 12 | 261.79 ± 250.52a | 69.0 ± 14.6a |  |  |  |  |  |