| Soil sample | pH | Organic matter (g・kg−1) | Available N(mg・kg−1) | Available P(mg・kg−1) | Available K(mg・kg−1) |
| F0 | 6.51 ± 0.01d | 3.87 ± 0.01a | 69.77 ± 0.65c | 7.91 ± 0.13f | 157.67 ± 2.40b |
| F1 | 7.32 ± 0.02b | 2.49 ± 0.01f | 48.88 ± 1.17f | 10.19 ± 0.60e | 79.67 ± 1.20d |
| F2 | 5.45 ± 0.02g | 2.62 ± 0.01e | 90.42 ± 1.17b | 12.24 ± 0.39d | 70.00 ± 0.58e |
| F3 | 5.74 ± 0.02f | 3.78 ± 0.02b | 67.78 ± 2.30cd | 46.76 ± 0.70a | 173.00 ± 0.58a |
| G0 | 6.20 ± 0.01e | 2.56 ± 0.02ef | 106.63 ± 0.95a | 15.19 ± 0.51c | 81.00 ± 3.06d |
| G1 | 7.37 ± 0.02a | 2.67 ± 0.03e | 64.52 ± 0.82d | 15.18 ± 0.13c | 92.00 ± 1.15c |
| G2 | 7.04 ± 0.02c | 3.38 ± 0.03c | 56.35 ± 0.81e | 16.50 ± 0.13b | 59.67 ± 0.88f |
| G3 | 7.14 ± 0.01c | 3.19 ± 0.04d | 66.97 ± 1.57cd | 17.75 ± 0.48b | 53.33 ± 0.67g |