Phenotypic, genotypic and nutritional divergence in cowpea and implications for drought tolerance breeding: a review. - Masemola, Bogaleng Milcah; Gerrano, Abe Shegro; Labuschagne, Maryke; Minnaar-Ontong, Adre; Mbuma, Ntombokulunga W. (Crop & Pasture Science, 2023)