Hervé, Mube Kuietche, Kana Jean Raphael, Ngouana Tadjong Rubens, Kada Gali, and Teguia Alexis. 2020. “Effects of Crude Cowpea (Vigna Unculata) Meal Supplemented With Enzyme on Nutrient Digestibility and Growth Performance of Broiler Chickens”. Scientific Journal of Animal Science 9 (3):599-607. https://www.sjournals.com/index.php/sjas/article/view/17.