W, Wabekwa, J., Degri, M. M., and Dangari, L. C. 2023. “The Effects of Nitrogen Mineral on Yield Performance of Sunflower <i>(Helianthus Annuus L.)< i> In Bauchi State, Nigeria”. Journal of Environmental Issues and Agriculture in Developing Countries (JEIADC) 4 (2):58-61. http://icidr.org.ng/index.php/jeiadc/article/view/215.