Kadurumba, O. E., Egenuka, F. C., Ikpamezie, L. C., Kadurumba, C. and Onunkwo, D. N. (2019) “Evaluation of local duck production systems in Imo and Abia States of Nigeria”, Nigerian Journal of Animal Production, 46(3), pp. 120–130. doi: 10.51791/njap.v46i3.868.