样地 指标 | 0~5 m | 5~10 m | 10~15 m | 背景区 | |||||
节前 | 节后 | 节前 | 节后 | 节前 | 节后 | 节前 | 节后 | ||
容重(g/cm3) | avg | 1.32 | 1.53 | 1.32 | 1.51 | 1.28 | 1.42 | 1.21 | 1.22 |
std | 0.04 | 0.03 | 0.03 | 0.05 | 0.04 | 0.04 | 0.08 | 0.09 | |
变化率(%) | Rate | 16.58 | 14.68 | 11.43 | 1.44 | ||||
含水率(%) | avg | 24.36 | 15.09 | 25.17 | 17.29 | 28.55 | 21.99 | 38.91 | 37.49 |
std | 2.25 | 1.14 | 1.51 | 0.79 | 1.86 | 1.84 | 2.20 | 2.26 | |
变化率(%) | Rate | −38.05 | −31.33 | −22.98 | −3.64 | ||||
有机质(g/kg) | avg | 4.49 | 9.33 | 7.18 | 10.94 | 8.97 | 10.20 | 9.64 | 9.79 |
std | 0.25 | 0.51 | 0.51 | 0.25 | 0.51 | 0.51 | 0.51 | 0.51 | |
变化率(%) | Rate | 108.00 | 52.50 | 13.70 | 1.53 |