Akinmutimi, A.L. “Growth, Yield, and Nutrient Content of Amaranthus SPP. As Influenced by Organic and Inorganic Nutrient Sources”. Direct Research Journal of Agriculture and Food Science, vol. 12, no. 2, May 2024, pp. 184-90, https://journals.directresearchpublisher.org/index.php/drjafs/article/view/81.