Browsing South African National Veterinary Repository by Title

Browsing South African National Veterinary Repository by Title

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  • The efficacy of alternative routes for the infection or vaccination of animals with Cowdria ruminantium 
    Heartwater : Past, Present and Future. Workshop (1986 : Kruger National Park, South Africa); Bezuidenhout, J. Dürr; Olivier, J.A.; Gruss, B.; Badenhorst, J.V.; Bigalke, R.D. (Published by the Government Printer, Pretoria., 1987)
    The efficacy of subcutaneous, intramuscular and intraperitoneal inoculation of heartwater infective blood or nymph suspensions was tested in 5 experiments involving a total of 199 sheep. The success rate of subcutaneous ...
  • The efficacy of amitraz against cattle ticks in Tanzania 
    Kagaruki, L.K.; Verwoerd, Daniel Wynand (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 ...
  • The efficacy of bacteriological procedures for the isolation of Brucella abortus from abattoir material 
    Herr, S.; Roux, D.; Steyn, P.J.J.; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (Published by The Government Printer, Pretoria, 1981)
    A process of emulsifying and centrifuging abattoir specimens before plating out is described. Brucella abortus was isolated more successfully by this process than by conventional methods, especially in low grade infections. ...
  • Efficacy of flumethrin 1% pour-on against ticks on cattle under field conditions in Ethiopia 
    Mekonnen, Sileshi; Verwoerd, Daniel Wynand (Agricultural Research Council, Onderstepoort Veterinary Institute, 2000)
    The efficacy of a flumethrin 1% pour-on (Bayticol, Bayer AH) was evaluated against natural infestations of ticks on cattle on a dairy farm in Ethiopia during 1997/98. The cattle, (n = 92), which were Friesian/ Zebu ...
  • The efficacy of hyperimmune serum in the treatment of sweating sickness 
    Oberem, P.T.; Van Amstel, S.R.; Matthee, O.; Bezuidenhout, J. Dürr; Bigalke, R.D. (Published by The Government Printer, Pretoria, 1985)
    Natural and experimental cases of sweating sickness were treated using a hyperimmune serum as specific treatment and hyperimmune serum combined with symptomatic and supportive treatment based on the clinico-pathological ...
  • The efficacy of the Drummond adult test on Boophilus microplus females (Acarina: Ixodidae) subjected to various periods of cold storage prior to organophosphate testing 
    Spickett, Arthur M.; Henrioud, A.J.N.; Bigalke, R.D. (Published by The Government Printer, Pretoria, 1983)
    Engorged females of Boophilus microplus, stored at 4℃ for up to 5 days, and females, kept at room temperature for 1 day and then at 4℃ for 1 day, showed no significant differences in their response to an organophospate as ...
  • The efficacy of used engine oil against ticks on cattle 
    Dreyer, K.; Fourie, L.J.; Kok, D.J.; Verwoerd, Daniel Wynand (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 ...
  • The efficacy of various insecticides against the larvae of Lucilia cuprina (Wied.), the green blowfly of sheep. I. In vitro tests using a resistant and susceptible strain 
    Viljoen, J.H.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (Pretoria : The Government Printer, 1978)
    In order to determine the larvicidal action of different insecticides against both susceptible and resistant blowfly strains in the Republic of South Africa, an attempt was made to find a suitable in vitro method for ...
  • An efficient medium for the isolation of Trichomonas foetus 
    Ribeiro, L.M.M.; Verwoerd, Daniel Wynand (Published by the Government Printer, Pretoria., 1990)
    Trials were conducted to compare a modification of a commercial medium with the 2 media currently used at the Veterinary Research Institute, Onderstepoort, for the isolation of Trichomonas foetus. An antifungal agent was ...
  • Eight new Afrotropical Spinitectus spp. (Nematoda: Cystidicolidae) from freshwater fishes with a key to the members of the genus in the Region 
    Boomker, Jacob Diederik Frederik; Puylaert, F.A.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1994)
    Seven new species of the genus Spinitectus Fourment, 1883, recovered from several species of freshwater fishes from West and Central Africa, are described. The eighth species, Spinitectus allaeri Campana-Rouget , 1961 ...
  • Eimeria chinchillae De Vos & Van der Westhuizen, 1968 and other Eimeria spp. from three South African rodent species 
    De Vos, A.J.; Dobson, Lynne D.; South Africa. Dept. of Agricultural Technical Services; Tustin, R.C.; De Lange, M.; Reinecke, R.K.; Walker, Jane B.; De Kock, V.E. (Pretoria : Government Printer, 1970)
    Eimeria chinchillae De Vos & Van der Westhuizen, 1968, an organism originally described from the chinchilla and subsequently shown to be transmissible to other rodents, was found to occur naturally in Rhabdomys pumilio ...
  • Eimeria stiedae in a rabbit liver 
    Penzhorn, Barend Louis; University of Pretoria. Faculty of Veterinary Science. Dept. of Veterinary Tropical Diseases (2009-09-30)
    The liver is the seat of infection with the Eimeria stiedae parasite in rabbits. The photo show numerous white nodules in a rabbit liver. Each nodule comprises thousands of the various developmental stages of the organism.
  • Electric conductivity 
    Frei, Walter; Transvaal Department of Agriculture (Pretoria: Government Printer and Stationery Office, 1909)
    Experiments were carried out to study quantitatively the influence of various organic colloids in different concentrations on the conductivity of the same electrolyte, that is to say, the influence of albumine, globuline, ...
  • An electrocardiographic study of normal goats and cattle using a modified technique 
    Schultz, R.A. (Rowena Anitra); Pretorius, P.J.; De Kock, V.E.; De Lange, M.; Bigalke, R.D.; Howell, P.G.; Reinecke, R.K.; Walker, Jane B. (Published by the Government Printer, Pretoria, 1972)
    An electrocardiographic technique, developed in sheep in the standing position, was applied to normal cattle and goats. Recordings were made with Einthoven's triangle in the sagittal plane and with the electrodes in rigidly ...
  • An electrocardiographic study of normal sheep using a modified technique 
    Schultz, R.A. (Rowena Anitra); Pretorius, P.J.; Terblanche, M.; De Kock, V.E.; De Lange, M.; Bigalke, R.D.; Howell, P.G.; Reinecke, R.K.; Walker, Jane B. (Published by the Government Printer, Pretoria, 1972)
    A technique was developed which allowed a reproducible electrocardiogram to be recorded in normal sheep. Einthoven's triangle was moved to the sagittal plane and the needle electrodes were positioned at fixed points. Six ...
  • Electron microscopic and serological studies on simian virus S.A. 11 and the "related" O agent 
    Lecatsas, G.; De Kock, V.E.; De Lange, M.; Bigalke, R.D.; Howell, P.G.; Reinecke, R.K.; Walker, Jane B. (Published by the Government Printer, Pretoria, 1972)
    Electron microscopic and serological studies carried out on Simian virus S.A. 11 and the O agent in MK2 cells have indicated that these viruses differ considerably. While S.A. 11 virus is associated with vesicles of the ...
  • Electron microscopic observations on the luminal surface of teat cup liners of milking machines used under South African conditions 
    Giesecke, W.H.; Spickett, Arthur M.; Durand, Anette M.; Van Staden, J.J.; Erasmus, J.A.; Bigalke, R.D. (Published by The Government Printer, Pretoria, 1984)
    An investigation undertaken with the aid of scanning electron microscopy (SEM) on new and used teat cup liners revealed the generally poor quality of luminal surfaces. Even those of the brand-new distributor controls ...
  • Electron microscopic studies on corriparta virus 
    Lecatsas, G.; Erasmus, B.J.; Els, H.J.; Weiss, K.E. (Published by the Government Printer, Pretoria, 1969)
  • Electron microscopic studies on equine encephalosis virus 
    Lecatsas, G.; Erasmus, B.J.; Els, H.J.; De Kock, V.E.; De Lange, M.; Bigalke, R.D.; Howell, P.G.; Reinecke, R.K.; Walker, Jane B. (Published by the Government Printer, Pretoria, 1973)
    Electron microscopic studies carried out on thin sections of BHK 21 cells infected with equine encephalosis virus (EEV) have revealed a fine cytopathology closely resembling that shown by bluetongue and African horsesickness ...
  • Electron microscopic studies on lumpy skin disease virus type "Neethling" 
    Munz, E.K.; Owen, N.C.; Jansen, B.C. (Pretoria : The Government Printer, 1966)
    Electron microscopic studies on lumpy skin disease virus, type "Neethling", have been conducted. Virions which are remarkably similar in size and structural appearance to those of vaccinia virus are described. This is ...