By-product utilization for animal production : proceedings of a workshop on applied research held in Nairobi, Kenya, 26-30 September
Berhane Kiflewahid, Gordon R. Potts, and Robert M. Drysdale.
Otawa : IDRC, 1982.
158 págs. : ilustraciones ; 25 cm.
Serie: IDRC ; 206e
ISBN: 088936365X