W, Wabekwa, J.; M., Degri, M.; C., Dangari, L. 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), [S. l.], v. 4, n. 2, p. 58–61, 2023. Disponível em: http://icidr.org.ng/index.php/jeiadc/article/view/215. Acesso em: 19 sep. 2024.