| 样本量 Number | 均值 Mean (t·hm-2) | 标准差 SD | 极小值 Min (t·hm-2) | 极大值 Max (t·hm-2) | 偏度 Skewness | 峰度 Kurtosis | Q | PQ |
|---|---|---|---|---|---|---|---|---|
| 924 | 7.6 | 3.1 | 0.9 | 17.3 | 0.61 | 0.104 | 2.029 | 0.001 |
Fig. 5 Response ratio (RR++) of rice yield in response to fertilization practices in different the soil available phosphorus, available potassium and slowly available potassium levels
Fig. 2 Response ratio (RR++) of rice yield in response to fertilization practices in different regions, times, and cropping systems
Fig. 1 The yield of rice under different treatments