Table 1 Nutrition properties of 0–20 cm soil layer in the field experiment
Treatment | Organic matter | Available N | Available P | Available K | pH |
|---|---|---|---|---|---|
|  | /(g•kg−1) | /(mg•kg−1) |  |  |  |
0 kg•hm−2 P2O5 | 13.2 | 65.6 | 4.5 | 169.3 | 7.7 |
90 kg•hm−2 P2O5 | 13.5 | 68.7 | 9.0 | 178.5 | 7.8 |