肥料类型(kg/666.67m2) Fertilizer type (Kg/Mu) | 1水平 1 level | 2水平 2 level | 3水平 3 level |
N | 2.875 | 5.75 | 8.625 |
P | 2.875 | 5.75 | 8.625 |
K | 8.625 | 17.25 | 25.875 |