Aliyu, S., Bashar, Y. A., Abubakar, A., Abdullahi, A. U., Ribah, M. I., Garba, S., Abbas, A. and Mani, A. (2018) “Performance of some broiler strains fed varying energy levles in wet season of semi-arid Sokoto, Nigeria”, Research in Agriculture Livestock and Fisheries, 5(1), pp. 33–42. doi: 10.3329/ralf.v5i1.36550.