E., I. J., A. R. A., and A. S. E. “Evaluation of Different Particle Sizes and Rates of Application of Xylopia Aethiopica (Dunal) A. Rich Fruit Powder Against Callosobruchus Maculatus (F.) (Coleoptera: Chrysomelidae) On Stored Cowpea”. The International Journal of Science & Technoledge, vol. 6, no. 3, Mar. 2018, http://internationaljournalcorner.com/index.php/theijst/article/view/129553.