Soil property | Landscape | Land use types | Total | ||
---|---|---|---|---|---|
Position | Cultivated land | Grazing land | Forest | ||
pH (H2O) | Lower | 5.51 ± 0.008 | 5.64 ± 0.020 | 6.37 ± 0.023 | 5.84 ± 0.134a |
Medium | 5.42 ± 0.012 | 5.59 ± 0.038 | 6.00 ± 0.271 | 5.67 ± 0.117abc | |
Upper | 5.32 ± 0.017 | 5.32 ± 0.020 | 5.92 ± 0.014 | 5.39 ± 0.088c | |
Total | 5.35 ± 0.058a | 5.52 ± 0.051abc | 6.03 ± 0.123c | ||
SOC | Lower | 0.52 ± 0.005 | 2.63 ± 0.005 | 3.05 ± 0.044 | 2.06 ± 0.392a |
Medium | 0.49 ± 0.008 | 1.62 ± 0.021 | 1.77 ± 0.008 | 1.63 ± 0.041abc | |
Upper | 1.42 ± 0.012 | 0.59 ± 0.008 | 1.60 ± 0.005 | 0.87 ± 0.183c | |
Total | 0.81 ± 0.170a | 1.61 ± 0.888bc | 2.14 ± 0.230c | ||
Total nitrogen | Lower | 0.13 ± 0.003 | 0.17 ± 0.003 | 0.21 ± 0.003 | 0.17 ± 0.012a |
Medium | 0.11 ± 0.003 | 0.15 ± 0.003 | 0.19 ± 0.006 | 0.15 ± 0.011a | |
Upper | 0.09 ± 0.006 | 0.11 ± 0.005 | 0.15 ± 0.008 | 0.12 ± .009a | |
Total | 0.11 ± 0.005a | 0.14 ± 0.009a | 0.18 ± 0.009a | ||
C/N ratio | Lower | 12.51 ± 0.005 | 13.45 ± 0.008 | 15.94 ± 0.172 | 13.97 ± 0.514a |
Medium | 10.25 ± 0.008 | 11.12 ± 0.008 | 11.89 ± 0.371 | 11.09 ± 0.260bc | |
Upper | 10.13 ± 0.005 | 10.25 ± 0.011 | 11.58 ± 0.502 | 10.65 ± 0.274c | |
Total | 10.96 ± 0.386a | 11.61 ± 0.478ab | 13.14 ± 0.726c | ||
AP | Lower | 9.61 ± 0.005 | 12.60 ± 0.005 | 15.19 ± 0.005 | 12.46 ± 0.806a |
Medium | 7.54 ± 0.007 | 10.14 ± 0.005 | 12.36 ± 0.005 | 10.01 ± 0.696bc | |
Upper | 7.32 ± 0.005 | 9.78 ± 0.005 | 11.47 ± 0.005 | 9.52 ± 0.602c | |
Total | 8.15 ± 0.364a | 10.84 ± 0.443bc | 13.00 ± 0.26c |