Browsing 1994 Onderstepoort Journal of Veterinary Research, Volume 61, 1994 by Subject "Veterinary medicine"
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Browsing 1994 Onderstepoort Journal of Veterinary Research, Volume 61, 1994 by Subject "Veterinary medicine"
Now showing items 1-20 of 53
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1994)During the culling of elephants (Loxodonta africana) at five sites in the Kruger National Park, South Africa, a total of 682 Culicoides of five species of the subgenus Avaritia were found live either behind the ears of ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1994)The pupae of Culicoides exspectator Clastrier, C. kobae Cornet & Chateau, C. micheli Cornet & Chateau, C. olyslageri Kremer & Nevill, C. ravus De Meillon and C. (Synhelea) tropicalis Kieffer are described and illustrated ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1994)Two immunoperoxidase techniques, viz. avidin-biotin complex (ABC) and peroxidase-anti-peroxidase (PAP) procedures, were applied to paraffin-wax-embedded brain-tissue sections, from brains which had been fixed in 10% ...
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(Pretoria : Agricultural Research Council, Onderstepoort Veterinary Institute, 1994)
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1994)Incubating metacyclic larvae of Dictyocaulus filaria in ovine bile solution prior to per os infection significantly enhanced their infectivity to sheep.
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1994)The bioequivalence of the diminazene formulation Veriben (Centaur) was determined in cattle (n=10) by means of a single-dose, randomized cross-over experiment. The results of nine statistical procedures commonly used for ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1994)
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1994)Colostral antibodies to B. besnoiti were detected by immunofluorescence in four calves born to two Besnoitia-infected dams, with titres ranging from 1:64 to 1:1024. A specific antibody titre of 1:1024 was found in colostrum ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1994)The blood-gas status of seven sheep with experimentally induced heartwater during the acute and terminal stages was investigated. Changes in blood gas included a decline in arterial oxygen tension (pO₂) combined with a ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1994)Studies to evaluate changes in blood clotting, blood calcium and protein, the haematocrit and white-cell counts were undertaken in seven sheep with experimentally induced heartwater. A marked decline in thrombocyte count ...
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(Pretoria : Agricultural Research Council, Onderstepoort Veterinary Institute, 1994)Detachment rhythms of immature Karoo paralysis ticks (Ixodes rubicundus) from their natural host, the rock elephant shrew (Elephantulus myurus) , were investigated under laboratory and natural conditions. Larvae and nymphs ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1994)High levels of seropositivity, in all probability attributable to Ehrlichia, were recorded in the serum of domestic ruminants throughout districts in South Africa where Amblyomma hebraeum, the vector of the heartwater ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1994)Approximately 71 of the estimated 145 kilobase pairs of the genome of the South African isolate of lumpy-skin-disease virus, Neethling strain, was cloned into the plasmid vector pBluescribe. Selected clones were used in ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1994)Analysis of mortality records has revealed distinct patterns in the incidence of anthrax in elephant and plains ungulates. The seasonal peak among the former is in November at the end of the dry season, while among the ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1994)Regression models are proposed for predicting conception rate in a dairy herd under South African and especially Natal conditions. Conception rate (CR%) was related to mean monthly temperature-humidity index (THI) by ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1994)Seven new species of the genus Spinitectus Fourment, 1883, recovered from several species of freshwater fishes from West and Central Africa, are described. The eighth species, Spinitectus allaeri Campana-Rouget , 1961 ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1994)Tsetse-transmitted trypanosomosis remains a major constraint to the development of agriculture, particularly to that of livestock production in sub-Saharan Africa. It is estimated that 10 million km² of Africa are tsetse ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1994)The viraemic period of African horsesickness is significantly longer in experimentally infected zebra than in horses. The virus could be isolated 40 d post-infection from blood and 48 d post-infection from spleen. The ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1994)Two Trypanosoma vivax stocks were initiated in culture with tsetse or culture-derived metacyclics. They were propagated axenically as bloodstream trypomastigotes at 35°C in 4% C0₂ in air. Populations of trypanosomes were ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1994)Cloacas of male ostrich chicks that had suffered prolapse of the phallus and cloaca were compared with cloacas of normal ostrich chicks of both sexes from the same area. Heavy infection of the cloacal and bursal tissue ...
Now showing items 1-20 of 53