| Rotation | Treatment | |||||
| te | fmr | fmo | fm | FMO | FM | |
| Sorghum-Sorghum | 54.8a | 166.5d | 122.6b | 111.4b | 335.5e | 140.6c |
| Sorghum-cowpea | 86.6a | 244.0c | 89.1a | 103.7b | 457.5d | 237.5c |