| Treatment | Chemical fertilizer (N-P2O5-K2O) (k∙ha−1) | Mycorrhizae (Fungus) | Azospirillum (Bacteria) |
| 1 | 00-00-00 | 0 | 0 |
| 2 | 30-80-00 | 0 | 0 |
| 3 | 60-80-00 | 0 | 0 |
| 4 | 00-00-00 | 100 | 0 |
| 5 | 00-00-00 | 0 | 100 |
| 6 | 00-00-00 | 100 | 100 |
| 7 | 30-80-00 | 100 | 0 |
| 8 | 30-80-00 | 0 | 100 |
| 9 | 30-80-00 | 100 | 100 |
| 10 | 60-80-00 | 100 | 0 |
| 11 | 60-80-00 | 0 | 100 |
| 12 | 60-80-00 | 100 | 100 |