| 指标 | 总氮g/kg | 总磷g/kg | 含水率(%) | SOC g/kg |
| 总氮(g/kg) | 1 |
|
|
|
| 总磷(g/kg) | 0.388 | 1 |
|
|
| 含水率(%) | −0.070 | 0.235 | 1 |
|
| SOC (g/kg) | 0.553 | 0.393 | −0.291 | 1 |