J.R. Lawal, S.M. Jajere, A.M. Bello, M. Mustapha, Y. Wakil, J.J. Ndahi, F.B. Mustapha, B.T. Paul, I.A. Gulani, U.I Ibrahim, Y.A. Geidam, A.G. Ambali and I. Waziri
International Journal of Poultry Science 13 ( 12 ): 703 - 708 , 2014