Table 1 Chemical properties of sampled soils.
DN | GP | XC | SS | TL | WH | |
---|---|---|---|---|---|---|
pH | 7.62 ± 0.11(a) | 5.62 ± 0.51(b) | 7.37 ± 0.25(a) | 7.04 ± 0.07(a) | 7.40 ± 0.06(a) | 7.52 ± 0.02(a) |
OM (g/kg) | 9.86 ± 2.66(b) | 4.34 ± 1.11(b) | 6.87 ± 2.80(b) | 7.11 ± 0.27(b) | 19.74 ± 2.20(a) | 16.30 ± 1.53(a) |
NH4+-N (mg/kg) | 26.74 ± 1.92(a) | 18.39 ± 13.65(ab) | 24.64 ± 0.60(a) | 21.11 ± 1.49(a) | 4.66 ± 1.99(bc) | 2.31 ± 0.18(c) |
NO3−-N (mg/kg) | 2.61 ± 0.52(a) | 3.17 ± 0.80(a) | 18.54 ± 15.69(a) | 1.65 ± 0.15(a) | 3.63 ± 2.35(a) | 2.12 ± 0.99(a) |
TN (g/kg) | 0.08 ± 0.02(bc) | 0.04 ± 0.01(bc) | 0.17 ± 0.05(a) | 0.02 ± 0.01(c) | 0.12 ± 0.03(ab) | 0.12 ± 0.04(ab) |
TP (mg/kg) | 1850.0 ± 242.7(a) | 1820.6 ± 196.1(a) | 1654.6 ± 1016.4(ab) | 258.5 ± 156.2(c) | 273.0 ± 153.2(c) | 471.6 ± 246.2(bc) |
TK (mg/kg) | 4586.3 ± 1166.2(ab) | 4856.3 ± 1156.9(ab) | 12688.0 ± 7063.2(a) | 2564.6 ± 511.1(b) | 2514.6 ± 550.0(b) | 1878.0 ± 2393.5(b) |
TMn (mg/kg) | 38142.0 ± 9533.6(a) | 41772.6 ± 13937.3(a) | 51005.3 ± 9309.9(a) | 166.0 ± 71.1(b) | 436.6 ± 72.2 (b) | 336.6 ± 218.5(b) |
TCu (mg/kg) | 51.35 ± 7.74(ab) | 111.34 ± 37.21(a) | 105.49 ± 28.89(a) | 15.38 ± 0.30(b) | 14.55 ± 3.65(b) | 23.22 ± 35.72(b) |
TZn (mg/kg | 121.67 ± 9.07(bc) | 346.67 ± 22.85(a) | 217.33 ± 53.12(b) | 23.97 ± 4.53(c) | 28.65 ± 18.71(c) | 91.99 ± 76.38(c) |
TCd (mg/kg) | 1.01 ± 0.27(abc) | 3.12 ± 1.29(a) | 2.26 ± 0.62(ab) | 0.34 ± 0.04(c) | 0.23 ± 0.05(c) | 0.37 ± 0.08(c) |
TPb (mg/kg) | 17.23 ± 1.52(a) | 32.56 ± 45.55(a) | 69.92 ± 53.19(a) | 18.85 ± 3.50(a) | 11.01 ± 2.03(a) | 20.99 ± 18.60(a) |
AP (mg/kg) | 26.49 ± 7.25(a) | 44.38 ± 22.61(a) | 37.75 ± 3.71(a) | 29.25 ± 3.12(a) | 44.19 ± 6.23(a) | 42.78 ± 14.43(a) |
AK (mg/kg) | 422.33 ± 265.36(a) | 142.33 ± 22.23(a) | 220.67 ± 11.02(a) | 426.33 ± 121.13(a) | 254.67 ± 49.69(a) | 533.67 ± 278.69(a) |
ACu (mg/kg) | 4.28 ± 2.17(a) | 1.27 ± 0.23(b) | 1.26 ± 0.71(b) | 2.75 ± 0.13(ab) | 4.88 ± 0.13(a) | 4.46 ± 0.46(a) |
AZn (mg/kg) | 7.54 ± 2.79(a) | 5.53 ± 1.17(a) | 6.62 ± 2.92(a) | 8.07 ± 1.19(a) | 9.82 ± 1.21(a) | 27.33 ± 21.01(a) |
ACd (mg/kg) | 0.43 ± 0.01(ab) | 0.43 ± 0.03(ab) | 0.24 ± 0.03(c) | 0.53 ± 0.04(ab) | 0.53 ± 0.01(a) | 0.42 ± 0.08(b) |
AMn (mg/kg) | 937.07 ± 797.36(a) | 275.86 ± 95.28(a) | 64.71 ± 66.75(ab) | 6.62 ± 0.96(b) | 50.90 ± 4.73(ab) | 30.27 ± 6.67(b) |