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- Browsing 1999 Onderstepoort Journal of Veterinary Research, Volume 66, 1999 by Issue Date
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Browsing 1999 Onderstepoort Journal of Veterinary Research, Volume 66, 1999 by Issue Date
Now showing items 1-20 of 44
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1999)An accurate description of the number, location and relative position of the air sacs and their diverticula in the ostrich is essential for a better understanding of the pathogenesis of air sacculitis in this bird. The ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1999)The epidemiology of rabies in Canis adustus (the side-striped jackal) and Canis mesomelas (the black-backed jackal) in Zimbabwe is described using data collected from 1950-1996. Cases in the two species made up 25,2% of ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1999)The components of the synthetic ox-odour used in Zimbabwe against Glossina pallidipes and G. m. morsitans were evaluated for the attraction of G. brevipalpis and G. austeni in South Africa. The Zimbabwe mixture (Zim-mix), ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1999)
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1999)Twelve Red Masai and 12 Dorper sheep aged between 6 and 9 months, were acquired from a flukefree area and sheep of each breed divided into two equal groups of six. Each animal in one group of each breed was experimentally ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1999)A Cowdria ruminantium genomic library was constructed in a cosmid vector to serve as a source of easily accessible and pure C. ruminantium DNA for molecular genetic studies. The cosmid library contained 846 clones which ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1999)lmmunopotentiating agents are useful in enhancing resistance to infections in individuals whose immunocompetence is compromised for one reason or another. Because of the very wide spectrum of infectious and non·infectious ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1999)The epidemiology of rabies in dogs in Zimbabwe is described using data from 1950, when rabies was re-introduced after a 37 -year absence, to 1996. Dogs constituted 45,7% of all laboratory-confirmed rabies cases and were ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1999)The parasites of 541 largemouth bass, Micropterus salmoides, were studied over a period of 12 months. The results showed that the bass from Lake Naivasha are paratenic hosts of Contracaecum sp. larva and final hosts for ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1999)The geographical distribution of Babesia bovis and Babesia bigemina antibodies in communal herds in northern and eastern Zimbabwe was determined using the ELISA technique. The animals in different herds in the study ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1999)The optimal production of P. haemolytica leukotoxin in the culture supernatant of a fluid medium is dependent on a number of factors. The leukotoxin has to be produced by using a strain that is known for its ability to ...
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Gastro-intestinal parasites of cattle in the communal grazing system of Botshabelo in the Free State (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1999)Twelve Bonsmara tracer calves (aged 6-12 months) were used to monitor helminth infections in the communal farming system of Botshabelo in the Free State. One calf was slaughtered each month from December 1995 to November ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1999)The plant Nierembergia hippomanica var. violacea has been incriminated in field outbreaks of neurotoxicity in calves in the Free State Province. Hepatotoxicity and electrocardiogram (ECG) deviations were induced in a ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1999)The most effective odour attractant for G. brevipalpis Newstead, namely a combination of octenol released at c. 9,1 mg/h, 4-methyl phenol released at c. 15,5 mg/h and acetone released at c. 350 mg/h, when used together ...
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(Pretoria : Agricultural Research Council, Onderstepoort Veterinary Institute, 1999)
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1999)Individual calves, exposed to infestation for 14 d on dry-land Kikuyu grass pastures on the coast near Alexandria, were slaughtered at approximately monthly intervals over a period of 2 years and examined for ticks. Although ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1999)Studies on the attractiveness of various coloured targets for Glossina brevipalpis and G. austeni in South Africa showed black and pthalogen blue (p.blue) combinations to be the most effective for both species. A 2 m ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1999)Unusual clinical and pathological observations in the field in goats and sheep suffering from Strongyloides papillosus infection prompted experimental work on this parasite. Goats were infected percutaneously with either ...
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The use of chicken IgY in a double antibody sandwich ELISA for detecting African horsesickness virus (Pretoria : Agricultural Research Council, Onderstepoort Veterinary Institute, 1999)An indirect sandwich ELISA that can detect as little as 8 ng of African horsesickness virus (AHSV) was developed. Viral antigen was captured from suspension using an immobilized monoclonal antibody specific for an epitope ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1999)The polymerase chain reaction and oligonucleotide probing were used to detect Theileria and Cowdria species in DNA extracted from blood and ticks recovered from 24 African buffalo during a game capture operation in the ...
Now showing items 1-20 of 44