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Résultats 181-190 de 319
Effects of the scab mite Psoroptes ovis on the haematology and live mass of Merino and Dorper sheep
2002
Meintjes, T. | Fourie, L.J. | Horak, I.G. (Free State Univ., Bloemfontein (South Africa). Zoology and Entomology Dept.)
The prevalence and economic importance of bovine fasciolosis in Kenya - an analysis of abbattoir data
2002
Kithuka, J.M. (Nairobi Univ. (Kenya). Veterinary Public Health Dept.) | Maingi, N. | Njeruh, F.M. | Ombui, J.N.
Seasonal abundance of adult ixodid ticks infesting cattle belonging to resource-limited farmers in the north-eastern Free State Province of South Africa
2002
Hlatshwayo, M. | Mbati, P.A. | Dipeolu, O.O. (Northern Univ., Phuthaditjhaba (South Africa). Parasitology Research Programme)
The classification of seven serotypes of equine encephalosis virus and the prevalence of homologous antibody in horses in South Africa
2002
Howell, P.G. (Pretoria Univ., Onderstepoort (South Africa). Equine Research Centre) | Groenewald, D. | Visage, C.W. | Bosman, A.-M. | Coetzer, J.A.W. | Guthrie, A.J.
Description of Pelonia africana n.g., n. sp. (Pentastomida: Sebekidae) from the lungs of Pelomedusa subrufa and Pelusios sinuatus (Chelonia) in South Africa
2002
Junker, K. (Karlsruhe Univ. (Germany). Zoology Inst.) | Boomker, J.
Strategic control of gastrointestinal nematodes of sheep in the highlands of central Kenya
2002
Maingi, N. (Nairobi Univ. (Kenya). Veterinary Pathology, Microbiology and Parasitology Dept.) | Otieno, R.O. | Gichohi, V.M. | Weda, E.H.
In vitro isolation of equine piroplasms derived from Cape Mountain zebra (Equus zebra zebra) in South Africa
2002
Zweygarth, E. | Lopez-Rebollar, L.M. (Agricultural Research Council, Onderstepoort (South Africa). Onderstepoort Veterinary Inst.) | Meyer, P.
Development of a diagnostic one-tube RT-PCR for the detection of Rift Valley fever virus
2002
Espach, A. | Romito, M. (Agricultural Research Council, Onderstepoort (South Africa). Onderstepoort Veterinary Inst.) | Nel, L.H. | Viljoen, G.J.
A survey on the occurrence of resistance to anthelmintics of gastrointestinal nematodes of goats in Mozambique
2002
Atanasio, A. (Pretoria Univ., Onderstepoort (South Africa). Veterinary Tropical Diseases Dept.) | Boomker, J. | Sitoe, C.
Virulence of South African isolates of Haemophilus paragallinarum. Part 3: experimentally produced NAD-independent isolate
2002
Taole, M. | Albertyn, J. | Van Heerden, E. | Bragg, R.R. (Free State Univ., Bloemfontein (South Africa). Microbiology Dept.)