| Crop systems | GHG produced in tCO2/ha |
| Single-crop |
|
| Groundnut | 0.46 |
| Maize TZEEW | 0.25 |
| Maize Obatanpa | 0.27 |
| Maize DMR ESRW | 0.28 |
| Combination of crops |
|
| Groundnut-TZEEW | 0.47 |
| Groundnut-Obatanpa | 0.46 |
| Groundnut-DMR ESR | 0.45 |