[1] Univ Dev Studies UDS, Fac Agr Food & Consumer Sci FoAFCS, Dept Agr & Food Econ, Tamale, Ghana
[2] Alliance Biovers Int CIAT, Nairobi, Kenya
[3] Alliance Biodivers Int CIAT, Accra, Ghana
[4] CSIR Crops Res Inst, Council Sci & Ind Res CRI, Kumasi, Ghana
[5] Ctr Agr & Biosci Int CABI, CSIR Campus,6 Agostino Neto Rd, Cantonments, Accra, Ghana
[6] Ctr Int Forestry Res World Agroforestry CIFOR ICRA, Sahel Off, 06 BP 9478, Ouagadougou, Burkina Faso
[7] Int Inst Trop Agr IITA, Accra, Ghana
[8] Ghana Meteorol Agcy, Accra, Ghana
[9] Int Livestock Res Inst ILRI, Nairobi, Kenya
[10] Alliance Biodivers Int CIAT, Dakar, Senegal
[11] Int Inst Trop Agr IITA, Biorisk Management Facil BIMAF, Cotonou, Benin
[12] Univ Natl Agr UNA, Ecole Gest et Prod Vegtale et Semenciere EGPVS, Ketou, Benin