| Varieties | Treatments | Gross return ($) | Net return ($) | Cost/return ratio (%) |
| 07SADVE | maize + cowpea | 2441.89 | 1227.89 | 2.01 |
| 08SADVE1 | maize + cowpea | 1662.90 | 448.90 | 1.37 |
| 09SADVEF2 | maize + cowpea | 2022.71 | 808.71 | 1.67 |
| Mudishi1 | maize + cowpea | 1788.24 | 574.24 | 1.47 |
| Mudishi3 | maize + cowpea | 1931.88 | 717.88 | 1.59 |
| Samaru | maize + cowpea | 2080.11 | 866.11 | 1.71 |
| VPO538 | maize + cowpea | 1898.23 | 684.23 | 1.56 |
| ZM523 | maize + cowpea | 2039.74 | 825.74 | 1.68 |
| Mean | maize + cowpea | 1993.13 | 773.06 | 1.63 |
| 07SADVE | maize + soybean | 1819.48 | 605.48 | 1.5 |
| 08SADVE1 | maize + soybean | 1698.90 | 484.90 | 1.4 |
| 09SADVEF2 | maize + soybean | 2335.61 | 1121.61 | 1.92 |
| Mudishi1 | maize + soybean | 1736.53 | 522.53 | 1.43 |
| Mudishi3 | maize + soybean | 1623.53 | 409.53 | 1.34 |
| Samaru | maize + soybean | 1668.74 | 454.74 | 1.37 |
| VPO538 | maize + soybean | 1620.21 | 406.21 | 1.33 |
| ZM523 | maize + soybean | 1494.33 | 280.33 | 1.23 |
| Mean | maize + soybean | 1758.41 | 538.34 | 1.44 |
| 07SADVE | maize mulch | 1772.34 | 558.34 | 1.46 |
| 08SADVE1 | maize mulch | 1937.19 | 723.19 | 1.6 |
| 09SADVEF2 | maize mulch | 1724.51 | 510.51 | 1.42 |
| Mudishi1 | maize mulch | 1644.65 | 430.65 | 1.35 |
| Mudishi3 | maize mulch | 2316.42 | 1102.42 | 1.91 |
| Samaru | maize mulch | 1792.64 | 578.64 | 1.48 |
| VPO538 | maize mulch | 1481.61 | 267.61 | 1.22 |
| ZM523 | maize mulch | 1660.05 | 446.05 | 1.37 |
| Mean | maize mulch | 1800.13 | 580.06 | 1.48 |
| Effect of varieties | 0.7053 | 0.7053 | 0.7053 | |
| Effect of treatments | 0.2600 | 0.2600 | 0.2600 | |
| Effect of varieties × treatments | 0.7952 | 0.7952 | 0.7952 | |