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- Browsing 1996 Onderstepoort Journal of Veterinary Research, Volume 63, 1996 by Title
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Browsing 1996 Onderstepoort Journal of Veterinary Research, Volume 63, 1996 by Title
Now showing items 1-20 of 49
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Adult ixodid ticks on two cattle breeds in the south-western Free State, and their seasonal dynamics (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1996)A study was conducted to compare the species of adult ixodid ticks on Friesian and Bonsmara cattle and their seasonal dynamics. Between five and ten animals of each breed were kept on natural False Upper Karoo vegetation, ...
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(Pretoria : Agricultural Research Council, Onderstepoort Veterinary Institute, 1996)
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1996)The biochemical and haematological profiles of 379 pigs with or without various gross pathological lesions in an abattoir in Zimbabwe were studied to see whether there were any differences between the levels of haematological ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1996)
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1996)
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(Pretoria : Agricultural Research Council, Onderstepoort Veterinary Institute, 1996)Brucella melitensis biotype 1 was confirmed in indigenous, outbred goats in three northern districts of the KwaZulu-Natal province following the diagnosis of human Malta fever in the same area. Six foci of infection were ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1996)Brucellosis in dairy cattle is endemic in Zimbabwe. The prevalence continues to be monitored intensively. Only milk and serum samples are routinely screened. Attempts to culture Brucella spp. from clinical specimens ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1996)Infectious coryza remains an important disease in the poultry industry despite the long-term and widespread use of vaccines against its causative agent, Haemophilus paragallinarum, in South Africa. In order to detect ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1996)Red veld rats (Aethomys chrysophilus) and bushveld gerbils (Tatera leucogaster) were trapped at monthly intervals, when possible, over a 2-year period, in the southern Kruger National Park, Mpumalanga Province. Forty-six ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1996)The efficacy of Bacillus thuringiensis var. israelensis (B.t.i.) and temephos in controlling the pest blackfly Simulium chutteri Lewis along the middle Orange River between 1990 and 1995, was assessed. Larvicides were ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1996)Sheathed infective third-stage larvae of Ancylostoma caninum and Ancylostoma tubaeforme were successfully cryopreserved in liquid nitrogen. The survival rates, as assessed by motility, were A. caninum 49,2% and A. ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1996)A technique for the cryopreservation of sheathed third-stage larvae of Nematodirus spathiger is described. It consists of incubating larvae in 5% (v/v) ethylene glycol for 20 min at room temperature, followed by 1 min ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1996)In 54 light-trap collections made at 28 sites in the Onderstepoort area a total of 178 941 Culicoides midges of 35 species was collected in March 1988; the survey was repeated at 26 sites in September and yielded 19 518 ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1996)Mineral deficiencies that lead to production losses often occur concurrently with climatic and management changes. To diagnose these deficiencies in time to prevent production losses, long-term monitoring of mineral ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1996)The distribution of Rift Valley fever (RVF) viral antigen was studied by immunohistochemistry in the liver, spleen, prescapular lymph node, lungs and kidneys of eight experimentally infected new-born lambs and in four ...
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(Pretoria : Agricultural Research Council, Onderstepoort Veterinary Institute, 1996)Maps are provided showing the national and provincial distributions of many plant poisonings and mycotoxicoses in South Africa. The various poisonings are briefly described and criteria for their diagnoses are given. The ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1996)Administration of specific goat anti-thymocyte serum (ATS) to rabbits, prior to a primary infestation by Rhipicephalus appendiculatus larvae, blocked the acquisition of resistance significantly only in the third infestation. ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1996)Parenteral administration of cyclophosphamide in rabbits made resistant to infestation by the tick Rhipicephalus appendiculatus, resulted in abrogation of the resistance phenomenon. As a result, a high percentage (83%) of ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1996)The efficacy of amitraz on cattle ticks was assessed by susceptibility tests, spraying and dipping trials. Tests on the susceptibility of three tick species, Rhipicephalus appendiculatus, Amblyomma variegatum and ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1996)Eight Bonsmara bulls and eight Bonsmara heifers, having masses of between 210 and 266 kg when selected, were randomly allocated to four groups, each comprising two bulls and two heifers. Group 1 received 0,6 mg of copper ...
Now showing items 1-20 of 49