Obike, O.M., U.K. Oke, and K.E. Azu. “Comparison of Egg Production Performance and Egg Quality Traits of Pearl and Black Strains of Guinea Fowl in a Humid Rain-Forest Zone of Nigeria”. International Journal of Poultry Science 10, no. 7 (June 15, 2011): 547–551. Accessed September 22, 2025. https://ijpsjournal.org/index.php/ijps/article/view/1654.