Ibrahim, A. M.Saddiq, A., M. Y. Jada, A. M. Tahir, and I. Umar. “Soil Fertility Management, a Tool for Sustainable Disease and Weed Control in Sub-Saharan Africa: A Review”. Recent Research in Science and Technology 9 (December 26, 2017): 18–24. Accessed May 2, 2024. https://updatepublishing.com/journal/index.php/rrst/article/view/3358.