Table 5.
Nitrogen fertilization scheme (kg ha−1).
| N levels | Base-fertilizer | Ear-fertilizer | Grain- fertilizer |
|---|---|---|---|
| 0 | 0 | 0 | 0 |
| 360 | 135 | 225 | 0 |
| 450 | 135 | 270 | 45 |
| 540 | 135 | 315 | 90 |
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