| Options | ρ (1/m2) | M1 (experiment control) | M2 (experiment with biofertilizer) |
| I | 100 | 26 | 55 |
| II | 144 | 45 | 75 |
| III | 256 | 81 | 106 |
| IV | 400 | 64 | 127 |
| V | 625 | 48 | 74 |