| Treatment number | Crop species | Proportion % | Lupine % | Total population |
| 1 | wheat | 100 | 0 | 100 |
| 2 | wheat | 100 | 25 | 125 |
| 3 | wheat | 100 | 50 | 150 |
| 4 | wheat | 100 | 75 | 175 |
| 5 | barley | 100 | 0 | 100 |
| 6 | barley | 100 | 25 | 125 |
| 7 | barley | 100 | 50 | 150 |
| 8 | barley | 100 | 75 | 175 |
| 9 | Finger millet | 100 | 0 | 100 |
| 10 | Finger millet | 100 | 25 | 125 |
| 11 | Finger millet | 100 | 50 | 150 |
| 12 | Finger millet | 100 | 75 | 175 |
| 13 | Lupine | 0 | 100 | 100 |