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Table 3 Comparative assessment of rice yield for improved and traditional varieties
| Ecology/State | Average yield (kg/ha) | Standard error |
|---|---|---|
| Average Yield of Improved Rice Varieties by Production System and State | ||
| Rice production system | ||
| Lowland | 2988.34 | 1721.54 |
| Upland | 3844.88 | 1625.56 |
| Irrigated | 4016.46 | 1698.92 |
| State | ||
| Niger | 2792.90 | 1488.11 |
| Osun | 2569.20 | 1719.94 |
| Kano | 4840.53 | 1712.12 |
| Average Yield of Local/Traditional Rice Varieties by Production System and State | ||
| Rice production system | ||
| Lowland | 1223.30 | 992.02 |
| Upland | 1608.13 | 736.40 |
| State | ||
| Niger | 1229.69 | 1009.37 |
| Osun | 950.17 | 144.68 |
