| Phosphorus (kg∙ha−1) | Application methods | Mean | |
| Drilling | Broadcast | ||
| 0 | 7.33 1 | 7.33 I | 7.33 d |
| 30 | 10.66 d | 8.66 c | 9.66 c |
| 60 | 12.66 h | 10.00 d | 11.33 h |
| 90 | 14.00 a | 11.66 c | 12.83 a |
| Mean | 11.16 a | 9.41 b | ― |