地理位置 | 海拔(m) | 土层(cm) | |||
0~20 | 20~40 | 40~60 | 0~60 | ||
北坡 | 250 | 17.74 ± 5.56a | 6.78 ± 2.62b | 3.51 ± 0.62a | 9.72 ± 3.10a |
450 | 19.17 ± 6.17a | 8.14 ± 2.68a | 2.37 ± 0.75a | 9.93 ± 1.53b | |
650 | 22.23 ± 3.85b | 13.16 ± 4.35a | 4.43 ± 0.24ab | 14.74 ± 2.90a | |
850 | 20.01 ± 4.60ab | 10.58 ± 3.62a | 3.45 ± 1.09a | 11.39 ± 3.84a | |
1050 | 19.34 ± 6.23a | 9.28 ± 3.47a | 2.97 ± 0.43bc | 10.87 ± 4.81a | |
南坡 | 350 | 18.75 ± 5.85a | 8.15 ± 4.52a | 3.38 ± 1.09a | 10.49 ± 4.07b |
550 | 21.06 ± 4.43a | 12.19 ± 3.89a | 4.59 ± 3.77b | 11.37 ± 3.65a | |
750 | 23.51 ± 2.08c | 15.83 ± 2.48b | 6.41 ± 2.36ab | 15.67 ± 4.18bc | |
950 | 19.28 ± 3.29a | 9.78 ± 4.75a | 3.18 ± 1.98a | 10.24 ± 2.16a | |
1150 | 20.36 ± 6.92a | 11.82 ± 4.86a | 2.21 ± 0.56ac | 12.36 ± 4.05a |