| Treatment | Season 1 | Season 2 | Season 3 |
| 0 | 53.01a | 37.56a | 55.73a |
| SM | |||
| 60 | 55.07a | 38.22a | 54.42a |
| 120 | 53.37a | 36.89a | 56.99a |
| 180 | 51.06a | 43.33a | 54.46a |
| 240 | 52.76a | 43.11a | 56.35a |
| Enriched 4:1 | |||
| 60 | 51.90a | 42.67a | 53.59a |
| 120 | 53.89a | 37.78a | 54.21a |
| 180 | 52.44a | 39.11a | 57.11a |
| 240 | 52.47a | 46.67a | 53.78a |
| Enriched 8:1 | |||
| 60 | 51.59a | 42.89a | 54.19a |
| 120 | 53.98a | 42.89a | 55.48a |
| 180 | 51.84a | 46.00a | 54.15a |
| 240 | 51.52a | 45.78a | 55.5a |
| NPK 180 | 51.82a | 46.67a | 50.5a |
| p Value | 0.835 | 0.081 | 0.52 |
| DMRT (p < 0.05) | NS | NS | NS |