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- Browsing 1990 Onderstepoort Journal of Veterinary Research, Volume 57, 1990 by Title
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Browsing 1990 Onderstepoort Journal of Veterinary Research, Volume 57, 1990 by Title
Now showing items 39-50 of 50
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(Published by the Government Printer, Pretoria., 1990)The prevalence of Salmonella in southern Africa in farm feeds and by-products of animal origin during 1982-1988 was determined. Salmonella occurred in 5,18% of the farm feed samples and in 9,54% of the by-product samples. ...
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(Pretoria : Government Printer, 1990)The ileocaecal junction mucosal surface morphology of 5 horses and 1 donkey was examined using scanning electron microscopy and light microscopy. Based on differences in surface morphology, the junction could be divided ...
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(Published by the Government Printer, Pretoria., 1990)Four hundred and six serum samples from buffalo (Syncerus caffer) were tested for leptospirosis, using the microscopic agglutination test. Seven buffaloes (1,7%) reacted positive and 27 (6,6%) inconclusive. Reactions against ...
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(Published by the Government Printer, Pretoria., 1990)
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(Published by the Government Printer, Pretoria., 1990)A survey by means of questionnaires was conducted along the Orange River to determine the extent of blackfly annoyance to livestock during 1984-1988. Severe annoyance reached peaks during September-November and increased ...
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(Published by the Government Printer, Pretoria., 1990)To investigate the cardiac cellular effects of tyledoside F, a cumulative neurotoxic bufadienolide and ouabain, a non-cumulative cardenolide, the whole-cell clamp method was used to measure the Na-K pump current after the ...
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(Published by the Government Printer, Pretoria., 1990)Babesia caballi, isolated from a horse that originated from South West Africa/Namibia, was transmitted transovarially by adult Hyalomma truncatum. B. caballi proved to be highly infective for adult H. truncatum. Forty-five ...
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(Published by the Government Printer, Pretoria., 1990)Theiler & Robinson (1953) described, as Rhipicephalus follis Dönitz, 1910, a tick species originating from Dordrecht, Eastern Cape Province. A comparison of this tick with the syntypes of R. follis has now shown, though, ...
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(Published by the Government Printer, Pretoria., 1990)The investigation involved 4 mastitis-free cows, exposed to 168 h of suspended milking to induce prolonged milk stasis and premature mammary regression during mid-lactation. After 48 h the milk stasis elicited mastitis-like ...
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(Published by the Government Printer, Pretoria., 1990)This investigation has shown that collateral intramammary reactions (CIR's) occur when secretory disturbances in one quarter lead to corresponding changes in one or more of the other, unperturbed, quarters of the same ...
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(Published by the Government Printer, Pretoria., 1990)Filter paper discs impregnated with solutions containing 0,25, 0,5 and 1 mg/ml of thionin acetate, 0,75 and 1,5 mg/ml of basic fuchsin and 0,5 mg/ml of thionin blue were used in the typing of Brucella species. All the ...
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(Published by the Government Printer, Pretoria., 1990)Filter paper discs were impregnated with a solution containing 20 mg of triphenyltetrazolium chloride per millilitre, and used in the typing of catalase-positive Campylobacter species. Also used were filter paper discs ...
Now showing items 39-50 of 50