Review Article

Ecological and Edaphic Drivers of Yam Production in West Africa

Table 1

Common ecological conditions for yam production in West Africa.

Agroecological zoneRainfall (mm)Temperature (°C)Reference

Forest-Savannah transition1000–150018–35(Udoh et al. 2000; [20, 21, 25, 26]; Cornet et al. 2014; Akanji et al. 2018)
Guinea Savannah1000–140124–33[27, 28]
Humid Forest/Forest1300–200021–32(Udoh et al. 2000; [20, 21, 26, 29]
Forest-Coastal Savannah1050–120021–34[21]
Guinea-Sudan transition1100–120022–32.8[24, 30]
Derived Savannah900–1200(Udoh et al. 2000; [26]