| District | Mean Maize Yield (kg∙ha−1) | % increment | |
| Farmers | Research | ||
| Zabzugu | 2309 | 3767 | 63 |
| Gushegu | 2403 | 2701 | 11 |
| Kumbungu | 2660 | 4103 | 54 |
| Nanumba South | 2397 | 3156 | 32 |
| Yendi | 2338 | 2750 | 18 |
| t-test statistics Mean yield Variance |
2421 20 |
3295 390 |
F pr. 0.03 |