Ida SM, Adesoji AG, Ati HM. Effect of Row Arrangement, Stand Density, and Phosphorus Fertilizer on Yield and Yield Components of Cowpea (Vigna unguiculata L. walp) in Sudan Savannah, Nigeria. USci [Internet]. 2026 May 23 [cited 2026 May 23];5(2):1-14. Available from: https://publications.umyu.edu.ng/scientifica/index.php/usci/article/view/602