A. K, K., S. B. B, A. M. Chamo, and A. M. Rabiu. “Influence of Agronomic Practices on Crop Production”. International Journal of Sciences: Basic and Applied Research (IJSBAR), vol. 31, no. 1, Jan. 2017, pp. 61-66, https://www.gssrr.org/index.php/JournalOfBasicAndApplied/article/view/6688.