E. C, E. . (2013) “Response of Grain Weight of Maize to Variety, Organic Manure and Inorganic Fertilizer in Asaba Area of Delta State”, Asian Journal of Agriculture and Rural Development, 3(5), pp. 234–248. Available at: http://archive.aessweb.com/index.php/5005/article/view/799 (Accessed: 21 May 2024).