Browsing 1997 Onderstepoort Journal of Veterinary Research, Volume 64, 1997 by Author "Barnard, B.J.H."

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Browsing 1997 Onderstepoort Journal of Veterinary Research, Volume 64, 1997 by Author "Barnard, B.J.H."

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  • Antibodies against some viruses of domestic animals in southern African wild animals 
    Barnard, B.J.H.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1997)
    Twenty-four species of South African wild animals were tested for the presence of antibodies against the viruses of 16 common diseases of domestic animals. Positive results were obtained for African horsesickness, equine ...
  • Some factors governing the entry of Culicoides spp. (Diptera: Ceratopogonidae) into stables 
    Barnard, B.J.H.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1997)
    The entry of Culicoides species into stables was examined by comparing the numbers of midges caught with identical light-traps under different conditions. The comparison was made between collections made inside an empty ...