Ibrahim, A. M. A., Jada, M. Y., Tahir, A. M., & Umar, I. (2017). Soil Fertility Management, a Tool for Sustainable Disease and Weed Control in Sub-Saharan Africa: A Review. Recent Research in Science and Technology, 9, 18–24. https://doi.org/10.25081/rrst.2017.9.3358