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Comparative advantage of urea briquettes versus conventional urea granules under smallholder farmer conditions in selected SSA countries Adapted from J. Wendt (pers. comm.). Yd+, yield increment
| Country | Crops | Yd+ (t ha–1) |
|---|---|---|
| Togo | Rice | 1.0 |
| Rwanda | Rice | 1.1 |
| Rwanda | Maize | 1.1 |
| Ethiopia | Maize | 1.3 |
| Niger | Rice | 1.5 |
| Mali | Rice | 1.6 |
| Senegal | Rice | 1.6 |
| Burkina Faso | Rice | 1.7 |
| Madagascar | Rice | 2.0 |
| Nigeria | Rice | 2.5 |
