Browsing 1978 Onderstepoort Journal of Veterinary Research, Volume 45, 1978 by Issue Date

Browsing 1978 Onderstepoort Journal of Veterinary Research, Volume 45, 1978 by Issue Date

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  • Cohen, Marlene; Gerneke, W.H.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (Pretoria : The Government Printer, 1978)
    The histological structure of the newly-discovered intermandibular glandular region in male and female steenbok is described. This region consists of enlarged sebaceous and apocrine glands which secrete a substance used ...
  • Cameron, Colin McKenzie; Engelbrecht, Maria M.; Vermeulen, Aletta S.M.; Steyn, P.J.J; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (The Government Printer, Pretoria, 1978)
    Investigations with antisera prepared in rabbits and sheep and active immunity experiments in mice showed that strains of Pasteurella multocida which, according to the haemagglutination test, are serologically related, do ...
  • Coetzer, Jacobus A.W.; Louw, T.A.T.; Steyn, P.J.J; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (The Government Printer, Pretoria, 1978)
    The clinical symptoms, gross and histopathological, as well as the ultrastructural appearance of a condition in cross-bred Aberdeen Angus calves resembling the inherited lysosomal storage disease, α-mannosidosis, are ...
  • Horak, Ivan Gerard; Steyn, P.J.J; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (The Government Printer, Pretoria, 1978)
    After being exposed to infestation for 4 or 6 weeks, pairs of tracer calves were slaughtered to determine the seasonal incidence of helminth infestation in cattle on natural pasture. \ Haemonchus placei was recovered from ...
  • Van Wyk, J.A. (Jan Aucamp); Gerber, H.M.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (The Government Printer, Pretoria, 1978)
    When gastro-intestinal ingesta and mucosa containing larvae or adult Haemonchus contortus, Ostertagia circumcincta, Trichostrongylus colubriformis, Strongyloides papillosus, Nematodirus spathiger, Gaigeria pachyscelis, ...
  • Solomon, K.R.; Evans, Aileen A.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (Pretoria : The Government Printer, 1978)
    A total of 14 insect juvenile hormone mimics was tested for activity in Amblyomma hebraeum by exposing newly engorged larvae to filter paper impregnated with hormone mimics. The most active compounds used in this assay ...
  • McCully, R.M.; Van Dellen, A.F.; Basson, P.A.; Lawrence, J.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (The Government Printer, Pretoria, 1978)
    The available literature on canine microsporidiosis indicates that this disease, primarily of young dogs, is a distinct clinicopathological entity. It has been confused with canine distemper and rabies, and must be ...
  • Horak, Ivan Gerard; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (The Government Printer, Pretoria, 1978)
    The seasonal incidence of helminth infestation on a farm in the Transvaal Highveld was determined by the slaughter of tracer lambs exposed on pasture for periods of approximately 6 weeks. Haemonchus contortus, the most ...
  • Gerneke, W.H.; Cohen, Marlene; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (Pretoria : The Government Printer, 1978)
    The infra-orbital cutaneous sinus produces a black secretion which is the combined secretion of melanaceous, branched, alveolar, sebaceous and enlarged, coiled apocrine glands. The micromorphology of these glands is described ...
  • Coetzer, Jacobus A.W.; Theodoridis, A.; Van Heerden, Anneline; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (The Government Printer, Pretoria, 1978)
    This is a report on the clinical signs of Wesselsbron disease in 37 lambs and the pathology of 4 natural and 12 experimental cases. Generally the symptoms were ill-defined. At autopsy 13 of the 14 lambs revealed a mild to ...
  • Horak, Ivan Gerard; Louw, J.P.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (The Government Printer, Pretoria, 1978)
    Sets of tracer calves, which were exposed for 2 months on irrigated pasture and then slaughtered, provided evidence of the extent of seasonal helminth infestation. Haemonchus spp. were the most abundant nematodes, the ...
  • Horak, Ivan Gerard; Steyn, P.J.J; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (The Government Printer, Pretoria, 1978)
    Two to four impala in the Nylsvley Nature Reserve were culled each month from February 1975- February 1976. Two trematode species, 1 cestode species and 13 species of nematodes were recovered from these antelope. Of ...
  • Sutherland, B.; Steyn, P.J.J; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (The Government Printer, Pretoria, 1978)
    The dung of 7 species of domestic animals, 4 plant materials, standard larval breeding medium and 3 mixtures of some of these materials were evaluated as breeding media for Stomoxys calcitrans larvae. S. calcitrans could ...
  • Neitz, A.W.H. (Albert Walter Herman); Howell, C.J.; Potgieter, D.J.J.; Bezuidenhout, J. Dürr; Steyn, P.J.J; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (The Government Printer, Pretoria, 1978)
    Electrophoretic and chromatographic separations of the salivary secretion of Amblyomma hebraeum showed a less complex protein pattern than that of Ornithodoros savignyi. A hyaluronidase active component was isolated. The ...
  • Giesecke, W.H.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (The Government Printer, Pretoria, 1978)
    Eight different mastitis remedies were administered intracisternally on a rotational basis to the 48 quarters of 12 mastitis negative cows. The resulting intramammary reactions were monitored by determining the Somatic ...
  • Buys, S.B.; Steyn, P.J.J; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (The Government Printer, Pretoria, 1978)
    A chicken meat infusion broth was prepared by various formulations and tested in 200ℓ volumes for their suitability to support the growth of Haemophilus gallinarum. The best yield (0, 1% packed cells, or 10⁹ colony-forming ...
  • Carmichael, I.H.; Koster, Susan; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (Pretoria : The Government Printer, 1978)
    A total of 32 042 cattle, slaughtered at the Pretoria, Johannesburg and Durban abattoirs, was examined for parafilariosis and as many animals as possible were traced to the farms from which they originated. The disease is ...
  • Steyn, P.J.J; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (Pretoria : The Government Printer, 1978)
  • Verster, Anna; Tustin, R.C.; Reinecke, R.K.; Steyn, P.J.J; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (Pretoria : The Government Printer, 1978)
    Sheep were experimentally infested with the larval stage of Taenia multiceps. On Day 36 postinfestation 2 animals were treated intraperitoneally with mebendazole at 40 mg/kg body mass. Mature viable coenuri were present ...
  • Theodoridis, A.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (The Government Printer, Pretoria, 1978)
    Twelve slow-growing virus isolates propagated in tissue culture from cattle with epididymitis and vaginitis were identified as herpes viruses by virtue of their biological, physicochemical and morphological characteristics. ...