Effect of Variety and Planting Date on Cowpea Growth in Maize-Cowpea Intercrop in Southern Guinea Savannah, Kwara State. NJARD. 2025;1(2):Page 139 - 152. Accessed July 7, 2026. https://journal.agric.nou.edu.ng/agricjournal/index.php/NJARD/article/view/49