Hervé, M. K. ., Raphael, K. J. ., Rubens, N. T. ., Gali, K. ., & Alexis, T. . (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. Retrieved from https://www.sjournals.com/index.php/sjas/article/view/17