Soil physicochemical property Soil layers GK K KT KC FB
pH 0-10 cm 7.10 (0.02)a 7.55 (0.36)a 7.30 (0.09)a 7.55 (0.30)a 7.61 (0.22)a
10-20 cm 7.69 (0.43)a 8.08 (0.11)a 7.99 (0.09)a 8.18 (0.13)a 7.99 (0.19)a
Soil moisture (%) 0-10 cm 53.95 (3.27)a 46.15 (4.58)b 45.04 (3.43)b 37.05 (0.63)c 20.74 (1.11)d
10-20 cm 38.80 (3.01)a 37.37 (1.96)ab 36.74 (2.61)ab 34.17 (0.49)b 26.09 (2.84)c
Ammonium nitrogen (mg•kg-1) 0-10 cm 14.27 (1.32)a 12.46 (0.92)b 2.95 (1.36)b 12.25 (2.00)b 11.42 (0.64)b
10-20 cm 11.08 (0.81)a 10.07 (1.72)a 8.91 (0.47)a 8.97 (0.18)a 11.05 (0.88)a
Nitrate nitrogen (mg•kg-1) 0-10 cm 24.67 (4.26)a 30.81 (1.34)a 13.63 (2.82)b 23.52 (1.88)a 28.85 (7.89)a
10-20 cm 22.46 (4.96)b 22.08 (3.27)b 12.70 (0.80)c 13.57 (2.41)c 27.80 (4.44)a
Available phosphorus (mg•kg-1) 0-10 cm 4.50 (0.28)a 3.53 (0.49)b 2.56 (0.07)d 3.22 (0.07)bc 2.87 (0.29)d
10-20 cm 2.29 (0.57)a 1.12 (0.46)bc 0.94 (0.08)c 1.15 (0.07)b 1.94 (0.33)a
Total nitrogen (g•kg-1) 0-10 cm 12.47 (0.70)a 9.47(0.90)b 9.07 (1.01)b 9.63 (0.32)b 3.88 (0.59)c
10-20 cm 7.63 (1.01)a 7.10 (0.95)a 6.87 (0.90)a 6.60 (0.95)a 3.38 (0.54)b
Total carbon (g•kg-1) 0-10 cm 130.00 (0.87)a 92.93 (10.66)b 92.23 (6.82)b 84.83 (14.63)b 61.38 (4.29)c
10-20 cm 68.73 (9.69)a 67.07 (8.58)a 59.23 (12.76)ab 60.50 (8.86)ab 54.65 (9.31)b
Inorganic carbon (g•kg-1) 0-10 cm 0.25 (0.10)c 2.76 (0.71)b 0.36 (0.29)c 1.77 (1.19)b 11.10 (1.84)a
10-20 cm 2.83 (1.57)d 7.63 (0.89)c 6.79 (3.42)c 9.75 (4.48)b 11.55 (1.96)a
Organic carbon (g•kg-1) 0-10 cm 129.75 (11.94)a 90.17 (11.24)b 91.87 (6.64)b 83.07 (13.51)b 50.28 (5.20)c
10-20 cm 65.90 (10.35)a 59.44 (9.06)a 52.44 (14.64)ab 50.75 (13.27)ab 43.10 (8.29)b