Institution: | 1.Council for Scientific and Industrial Research, Animal Research Institute, Nyankpala Station, Tamale, Ghana ;2.International Crops Research Institute for the Semi-Arid Tropics, BP 320, Bamako, Mali ;3.University for Development Studies, Nyankpala Campus, Tamale, Ghana ;4.Department of Animal Science, University of Ghana, Legon, Accra, Ghana ; |