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The humoral immune response in cattle after immunization with a multivalent IBR/PI3/ Pasteurella haemolytica A1 leukotoxin vaccine
1997
Odendaal, M.W. (Agricultural Research Council, Onderstepoort (South Africa). Onderstepoort Veterinary Inst.) | Morris, S. | Du Preez, E. | Aitchison, H.
Evaluation of a 3 ml heartwater (cowdriosis) infective blood vaccine dose
1997
Combrink, M.P. | De Waal, D.T. | Troskie, P.C. (Agricultural Research Council, Onderstepoort (South Africa). Onderstepoort Veterinary Inst.)
Predation of livestock ticks by chickens as a tick-control method in a resource-poor urban environment
1997
Dreyer, K. | Fourie, L.J. | Kok, D.J. (Orange Free State Univ., Bloemfontein (South Africa). Dept. of Zoology and Entomology)
Schistosoma mattheei infection in cattle: The course of the intestinal syndrome, and an estimate of the lethal dose of cercariae
1997
Van Wyk, J.A. | Van Rensburg, L.J. | Heitmann, L.P. (Agricultural Research Council, Onderstepoort (South Africa). Onderstepoort Veterinary Inst.)
