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Table 1 Key geographical and climatic characteristics of agro-ecological zones of Cameroon
| Agro-ecological zones (AEZs) | Altitude (m) | Annual average temperature (°C) | Annual average precipitation (mm) | Rainy period | Vegetation | Cattle population |
|---|---|---|---|---|---|---|
| Sudano-sahelian zone (AEZ I) | 250–500 | 28.9 | 923.35 | June–August | Dry savannah, steppes | 1,898,890 |
| High guinea zone (AEZ II) | 500–1500 | 22.06 | 1515.3 | April–October | Savannah, degraded forest | 1,183,137 |
| Western Highlands (AEZ III) | 1500–2500 | 20.64 | 3080.5 | March–October | Savannah, degraded forest | 1,989,200 |
| Humid forest zone with mono-modal rainfall (AEZ IV) | 0–2500 | 24 | 4163.5 | March–October | Evergreen forest | 1472 |
| Humid forest zone with bimodal rainfall (AEZ V) | 400–1000 | 24.4 | 2456.8 | March–October | Humid forest-savannah mosaic | 276,855 |
