L., D. T.; A., W.; T., M.; Z., K. Evaluation of Different Varieties of Cowpea (Vigna unguiculata.) in Sudan Savanna of Borno State. The International Journal of Science & Technoledge, [S. l.], v. 2, n. 9, 2014. Disponível em: http://internationaljournalcorner.com/index.php/theijst/article/view/128187. Acesso em: 7 jul. 2024.