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- Browsing 1998 Onderstepoort Journal of Veterinary Research, Volume 65, 1998 by Issue Date
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Browsing 1998 Onderstepoort Journal of Veterinary Research, Volume 65, 1998 by Issue Date
Now showing items 1-20 of 45
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)A number of amino acid requiring auxotrophic strains of SalmonellaTyphimurium were produced by chemical mutagenesis. One of them, strain 81, was cured of the virulence plasmid and attenuated for mice. This strain had an ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)We present a simple model of the dynamics of heartwater that we use to explore and better understand various aspects of this disease. We adapted the Ross-Macdonald model for malaria epidemiology so that we could consider ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)The immune responses of two S. gallinarum strains, L46 and CN 180, were compared in 15-week-old cockerels. The humoral and cell-mediated immune responses were assayed by means of the indirect haemagglutination test (IHA) ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)The objectives of this study were to determine the diversity, seasonal dynamics and abundance of ticks infesting cattle in urban, small-scale farming communities in and around Botshabelo and Thaba Nchu in the eastern Free ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)A seroepidemiological study was conducted on 151 cattle from the Botshabelo and Thaba Nchu areas in the central Free State Province of South Africa, two areas where small scale, peri-urban cattle farming is practised. An ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)A filamentous phage library displaying a vast repertoire of synthetic single chain fragment variable (scFv) antibody fragments was subjected to affinity selection on purified bluetongue virus (BTV) particles. After four ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)Ten character states were used to compare five females and two males of two populations of C. nudipalpis from the Philippines and Timor in south-east Asia with 121 females and 167 males of 11 populations of C. imicola ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)In December 1995 to March 1996 and the early summer of 1997 South Africa experienced above average rainfall which favoured the occurrence of Culicoides transmitted diseases. During this period several outbreaks of an ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)Transmission of a Babesia species to susceptible cattle by Rhipicephalus evertsi evertsi ticks picked off a sable which died of acute babesiosis is described. The parasite was initially isolated by feeding R. e. evertsi ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)The study was conducted in a peri-urban agricultural system at Botshabelo, a city in the south-eastern Free State. A questionnaire survey revealed that 88,5% of cattle farmers in the area experienced problems related to ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)Reference biochemical values for serum analytes of 126 clinically normal farmed ostriches on one farm in Botswana were established. These included sodium, potassium, chloride, total protein, albumin, urea, creatinine, ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)Four young Nile crocodiles (Crocodylus niloticus) were infected with infective pentastome larvae obtained from naturally infected Mozambique bream, Oreochromis mossambicus, and red-breasted bream, Tilapia rendalli swierstrai ...
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(Pretoria : Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)Ticks were collected at irregular intervals from December 1995 to November 1996 from wildlife on Mtendere Game Ranch in the Chisamba District of Central Province, Zambia. Total collections were made from two species of ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)The main clinical and necropsy features of field and experimental cases of suspected cardiac glycoside intoxication following ingestion and dosing of the plant Ornithogalum nanodes, are described. The distribution of ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)This paper describes the expression of a cloned African horsesickness virus (AHSV) serotype 5 VP2- gene by a baculovirus recombinant that was generated by the BAC-TO-BAC™ system. Immunization of horses with crude cell ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)Tylecodon ventricosus induced severe respiratory distress in two penned sheep without any electrocardiographic abnormalities being recorded. Based on the results it appears as if T. ventricosus predominantly induces the ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)The history of tsetse flies and nagana (trypanosomosis) in South Africa, and especially in Zululand, is reviewed. Four valid tsetse fly species have been recorded from South Africa. Glossina morsitans morsitans disappeared ...
Now showing items 1-20 of 45