| Treatments | SPAD index | |
| 35 DAS | 63 DAS | |
| MT08 | 40.4ab | 45.8a |
| MT15 | 44.1a | 43.0a |
| MT23 | 41.5ab | 42.5a |
| Nitrogen Control | 42.3ab | 45.7a |
| Absolute Control | 37.7b | 38.8b |
| CV (%) | 6.1 | 10.6 |