| DMY (kg·ha−1) | ||||
| Forage Crop × Fertility Interaction Effects | ||||
| Crop | Fertility | Cut 1 | Cut 2 | Total |
| Alfalfa | No | 5454ba | 2597 | 8051c |
| Yes | 5529b | 2628 | 8156c | |
| Bromegrass | No | 5505b | 1237 | 6742d |
| Yes | 6921a | 1373 | 8294bc | |
| Alfalfa + Bromegrass | No | 6556a | 2470 | 9026ab |
| Yes | 6876a | 2550 | 9426a | |
| P values | 0.0002 | 0.797 | <0.0001 | |
| SEM | 329 | 598 | 440 | |