Browsing Theses and Dissertations (Production Animal Studies) by Supervisor "Bertschinger, H.J. (Hendrik Jan)"
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Browsing Theses and Dissertations (Production Animal Studies) by Supervisor "Bertschinger, H.J. (Hendrik Jan)"
Now showing items 1-10 of 10
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(University of Pretoria, 2004)In recent years, South African conservation officials have noted the appearance of tumour like growths, very similar to equine sarcoids, in some Cape mountain zebra (CMZ) populations. In domestic horses, a genetic ...
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(University of Pretoria, 2006-03-29)The aim of this work was to examine the effects of sampling method on accuracy of culture for Tritrichomonas foetus; and the effects of sampling method, time delay, and addition of a DNA preservative on the accuracy of a ...
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(University of Pretoria, 2009-04-16)The African wild dog (Lycaon pictus) is the second most endangered carnivore in Africa. Although several high-profile endangered species are imperiled due to poor fertility, inadequate genetic diversity, and a reliance on ...
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(University of Pretoria, 2019)The use of immunocontraceptives in veterinary population management and wildlife fertility control is well-established. The porcine zona pellucida (pZP) vaccine has been successfully used in approximately 85 species. The ...
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(University of Pretoria, 2011-01-04)Due to overpopulation of African elephants in South Africa and the consequent threat to biodiversity, the need for a method of population control has become evident. The potential use of the porcine zona pellucida (pZP) ...
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(University of Pretoria, 2011)This multifaceted study primarily aimed at understanding the genetic make-up of captive versus wild cheetah (Acinonyx jubatus) populations in South Africa, with a specific emphasis on a valuable gene pool of a recessive ...
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(University of Pretoria, 2007-05-04)The African wild dog, second most endangered carnivore in Africa, has a well-developed, highly cooperative pack system. The usual structure of a pack consists of a dominant breeding pair, the alpha male and female, several ...
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(University of Pretoria, 2012-06-01)The GnRH vaccine may offer an alternative to the current immunocontraceptive method in elephant cows which uses native porcine zona pellucida proteins derived from abattoir slaughtered pigs as the immunogen, greatly limiting ...
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(University of Pretoria, 2007-11-16)Hierdie studie het ten doel gehad om die effekte van Se en β-karoteentoediening op vit A, vit E, konsepsietempo en progesteroonvlakke tydens embrio-oorplasings in ontvangerkoeie te ondersoek. Die effekte van die verskillende ...
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(University of Pretoria, 2007-03-13)This project was divided into two studies. The first investigated the pharmacokinetics of imipramine hydrochloride (IMI) in bulls. IMI was administered intravenously to three bulls (600-705.5 kg) at a dose of 2mg/kg body ...
Now showing items 1-10 of 10