地理位置

海拔(m)

土层(cm)

0~20

20~40

40~60

0~60

北坡

250

3.75 ± 0.81ac

2.31 ± 0.62b

3.15 ± 1.05a

8.17 ± 2.01ac

450

5.13 ± 1.21a

3.64 ± 1.45a

1.79 ± 0.49b

10.04 ± 4.27a

650

7.81 ± 3.06b

4.87 ± 0.56a

2.96 ± 1.43a

12.39 ± 2.02ab

850

6.65 ± 1.37a

3.59 ± 2.33a

2.61 ± 0.26a

12.95 ± 3.53a

1050

6.37 ± 2.89a

4.04 ± 1.52ac

2.84 ± 0.93a

13.71 ± 4.62a

南坡

350

5.33 ± 1.69a

3.19 ± 0.64a

3.57 ± 1.84a

11.56 ± 2.81a

550

4.69 ± 1.23a

3.14 ± 1.97a

3.89 ± 1.21ab

10.91 ± 5.57a

750

7.67 ± 2.58b

4.78 ± 2.57b

2.41 ± 0.89a

12.87 ± 4.12a

950

5.92 ± 1.04a

3.87 ± 0.85a

4.01 ± 1.53a

13.09 ± 2.34a

1150

4.13 ± 3.39a

2.61 ± 0.71bc

2.49 ± 0.61a

9.35 ± 3.96b