[ Publié dans: Journal of Veterinary Research ]
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Assessment of cattle owners' perceptions and expectations, and identification of constraints on production in a peri-urban, resource-poor environment
1999
Dreyer, K. | Fourie, L.J. | Kok, D.J. (Orange Free State Univ., Bloemfontein (South Africa). Dept. of Zoology and Entomology)
National Department of Agriculture, Agricultural Information Centre - South Africa
Anthelmintic resistance in South Africa: Surveys indicate an extremely serious situation in sheep and goat farming
1999
Van Wyk, J.A. (Pretoria Univ., Onderstepoort (South Africa). Dept. of Veterinary Tropical Diseases) | Stenson, M.O. | Van der Merwe, J.S. | Vorster, R.J. | Viljoen, P.G.
National Department of Agriculture, Agricultural Information Centre - South Africa