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Browsing 1995 Onderstepoort Journal of Veterinary Research, Volume 62, 1995 by Title
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Fourie, L.J.; Kok, D.J.; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1995)
Hyalomma ticks were collected from Merino and black-headed Dorper sheep and their attachment preferences determined. The preferred site of attachment for Hyalomma marginatum rufipes on both
Dorper and Merino sheep was the ...
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Verwoerd, Daniel Wynand
(Pretoria : Agricultural Research Council, Onderstepoort Veterinary Institute, 1995)
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Verwoerd, Daniel Wynand
(Pretoria : Agricultural Research Council, Onderstepoort Veterinary Institute, 1995)
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Botros, B.A.M.; Elmolla, M.S.; Salib, A.W.; Calamaio, C.A.; Dasch, G.A.; Arthur, R.R.; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1995)
A total of 374 dogs, 252 from five military kennels and 122 privately owned, were tested for Ehrlichia canis antibody.
Sera were tested at a 1:20 dilution by indirect fluorescent antibody with the use of E. canis cell-culture ...
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Prozesky, Leon; Bastianello, Stella S.; Fourie, Niel; Nel, P.W.; Kellerman, T. Stephanus; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1995)
This report contains an account of the gross and histopathological lesions of 20 cattle and four sheep in 15 field
outbreaks of poultry litter toxicity, one steer fed ad lib. and six sheep dosed with toxic poultry litter, ...
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Mulei, C.M.; Gitau, G.K.; Mbuthia, P.G.; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1995)
A total of 345 calf carcases of mainly dairy breeds from the farms around Kabete area were examined
at the post-mortem facility in the Department of Veterinary Pathology and Microbiology, University of
Nairobi, over a ...
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Coetzee, Heleen L.; Kotze, Sanet H.; Lourens, N.; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1995)
The glycoproteins of the small intestines, caecum and colon of three adult elephants and one recently
weaned elephant calf were examined by means of lectin histochemistry. Tissue sections were histochemically
stained ...
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Titoy, G.A.P.; Schwan, Ernst Volker; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1995)
A technique for the cryopreservation of third stage larvae of Gaigeria pachyscelis is described. It consists of incubating sheathed third-stage larvae in 80% (v/v) ethylene glycol as a cryoprotectant for 30 s at 0°C, prior ...
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Venter, Estelle Hildegard; Huismans, H. (Henk), 1942-; Van Dijk, A.A.; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1995)
The serogroup specificity of the bluetongue virus (BTV) NS1 and VP3 gene probes was confirmed by
means of northern blot hybridization. Under high-stringency conditions both probes hybridized to 22
BTV serotypes (18 South ...
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Muvavarirwa, P.; Mudenge, D.; Moyo, Doreen Zandile; Javangwe, S.; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1995)
The serum-neutralization (SN) and the indirect-immunofluorescence (IIF) assays have invariably been
used for detecting antibodies against bovine virus diarrhoea virus (BVDV) in cattle sera. An enzyme-linked immunosorbent ...
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Alberts, J.N.; Erasmus, J.A.; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1995)
An immunoperoxidase histochemical staining technique for the detection of Brucella abortus organisms
in lochia of brucellosis-infected cows was described. In comparison with the standard culture technique,
the former ...
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Coetzer, Jacobus A.W.; Van der Lugt, Jaco J.; Cilliers, C.; Smit, Marie M.E.; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1995)
Wesselsbron disease (WSL) was diagnosed in a 2-d-old lamb on a farm in the north-eastern Free State
Province where a few abortions and neonatal deaths occurred in sheep in April 1994. The liver of the lamb
was slightly ...
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Odendaal, M.W.; Henton, Marijke M.; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1995)
Over an 8-year period (September 1986 to March 1994), a total of 497 organ specimens from sheep
and goats and 96 from cattle, were received for the isolation of Pasteurella haemolytica. They were
collected in seven ...
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Van Aarde, Rudi J.; Neluvhalani, M.J.; Ferreira, Sam M.; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1995)
Maintenance, expressed as change in daily body mass, and survival rates of Mastomys natalensis (sensu lato) were recorded from May to September 1994 in laboratory feeding trials, to investigate the short-term effects of a ...
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Verschoor, J.A. (Jan Adrianus), 1953-; Bragg, R.R. (Robert Richard); Purdan, G.; Coetzee, L.; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1995)
Strain 0083 and two field isolates of H. paragallinarum were previously converted into NAD-independent
organisms by the use of crude DNA extractions from naturally occurring NAD-independent H. paragallinarumisolates. Two ...
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Barnard, B.J.H.; Bengis, Roy G.; Keet, D.F.; Dekker, E.H.; Verwoerd, Daniel Wynand
(Pretoria : Agricultural Research Council, Onderstepoort Veterinary Institute, 1995)
The presence of low levels of group- and type-specific antibodies against African horsesickness virus
in the serum of some free-living elephants was reconfirmed. Experimental infection resulted in conflicting results. No ...
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Akingbemi, B.T.; Makinde, M.O.; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1995)
A number of reproductive parameters were evaluated in 12 adult indigenous boars. The seminal vesicles, prostate and bulbourethral glands had masses of 184,41 ± 18,00 g, 16,69 ± 2,42 g and 142,05 ± 16,12 g, respectively, ...
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Horak, Ivan Gerard; Braack, L.E.O.; Louw, J.P.; Horak, M. Louise; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1995)
Fleas, lice and mites were collected from 24 and 120 scrub hares at Pafuri and Skukuza, Northern and
Eastern Transvaal, respectively, in the Kruger National Park, and from 34 scrub hares in the Hluhluwe
region, north-eastern ...
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Verwoerd, Daniel Wynand
(Pretoria : Agricultural Research Council, Onderstepoort Veterinary Institute, 1995)
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Verwoerd, Daniel Wynand
(Pretoria : Agricultural Research Council, Onderstepoort Veterinary Institute, 1995)