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Browsing Research Data (University of Pretoria) by Type "Dataset"
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Queffelec, Josephine; Wooding, Amy L.; Slippers, Bernard
(University of Pretoria. Faculty of Natural and Agricultural Science, Department of Biochemistry, Genetics and Microbiology, Forestry and Agricultural Biotechnology Institute, 2011)
A table of allele sizes was compiled for 13 microsatellites for 67 males Sirex noctilio from the Western Cape province of South Africa and 77 males from the KwaZulu-Natal province. The dataset also contains (ii) a script ...
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Archer, C. Ruth; Kohler, Angela; Pirk, Christian Walter Werner; Oosthuizen, Vinette; Apostolides, Zeno; Nicolson, Sue W.
(University of Pretoria, 2014)
Over-consuming amino acids is associated with reduced survival in many species, including honeybees. The mechanisms responsible for this are unclear but one possibility is that excessive intake of amino acids increases ...
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Tordiffe, Adrian Stephen Wolferstan; Mienie, Lodewyk J.
(University of Pretoria, Faculty of Veterinary Science, Department of Paraclinical Sciences., 2015)
Cheetahs (Acinonyx jubatus) are highly specialised large felids, currently listed as vulnerable on the IUCN red data list. In captivity, they are known to suffer from a range of chronic non-infectious diseases. Although ...
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Roberts, R. James
(Department of Geology, University of Pretoria, 2018)
Clinopyroxene megacrysts (up to 5 cm) from a scoria cone on Marion Island, Antarctic Ocean are zoned, with compositionally distinct low (Al+Ti) and high (Al+Ti) patches arranged haphazardly throughout crystals. Inclusions ...
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Weldon, Christopher William
(Department of Zoology and Entomology, University of Pretoria, 2018)
Tables detailing the initial condition,
desiccation and starvation resistance,
dehydration tolerance, and body
composition (carbohydrates, glycogen, lipids, and protein) of adult marula fruit flies, Ceratitis cosyra. ...
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Parry, Nina Jennifer; Pieterse, Elsje; Weldon, Christopher William
(University of Pretoria, Faculty of Natural and Agricultural Sciences, Department of Zoology and Entomology, 2019)
Tables detailing the mass of larvae of four species of Calliphorid flies feeding on waste products (kitchen waste, swine manure and abattoir waste) over time, their survival at the end of feeding and body composition (dry ...
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Bennett, Nigel Charles
(Public Library of Science, 2017)
Heterothermy, the ability to allow body temperature (Tb) to fluctuate, has been proposed as an adaptive mechanism that enables large ungulates to cope with the high environmental temperatures and lack of free water experienced ...
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Kohler, Angela; Nicolson, Sue W.; Pirk, Christian Walter Werner
(Pretoria: University of Pretoria. Faculty of Natural and Agricultural Sciences. Department of Zoology & Entomology, 2012)
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Archer, C. Ruth; Pirk, Christian Walter Werner; Nicolson, Sue W.; Wright, Geraldine A.
(Pretoria: University of Pretoria. Faculty of Natural and Agricultural Sciences. Department of Zoology & Entomology, 2014)
1. Nutrition plays an important role in physiological stress resistance and by adjusting their
intake of key nutrients, such as protein and carbohydrate, many animals can better resist stress.
2. Poor nutrition may ...
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Human, Hannelie; Archer, C. Ruth; Du Rand, Esther Elizabeth; Pirk, Christian Walter Werner; Nicolson, Sue W.
(Pretoria : University of Pretoria. Faculty of Natural and Agricultural Sciences. Department of Zoology & Entomology, 2014)
The effects of pesticides on honeybee larvae are less understood than for adult bees, even though larvae are chronically exposed to pesticide residues that accumulate in comb and food stores in the hive. We investigated ...
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Kohler, Angela; Pirk, Christian Walter Werner; Nicolson, Sue W.
(Pretoria: University of Pretoria. Faculty of Natural and Agricultural Sciences. Department of Zoology & Entomology, 2012)
Recent large-scale mortality of honeybee colonies is believed to be caused by multiple interactions between diseases, parasites, pesticide exposure, and other stress factors. To test whether a dual challenge has an additive ...
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Kirberger, Robert M.; Bester, Elizabeth G.
(Pretoria : University of Pretoria. Faculty of Veterinary Science. Dept. of Companion Animal Clinical Studies, 2018)
The study objectives were to measure gestational sac (GS) diameter and crown-to-rump (CR) length in conscious pregnant rats and to determine the chronological ultrasonographic appearance of heart beat and fetal organogenesis. ...
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Kirberger, Robert M.; Tordiffe, Adrian Stephen Wolferstan
(Adrian S.W. Tordiffe
University of Pretoria, Faculty of Veterinary Science, Department of Paraclinical Sciences., 2016)
Cheetahs in captivity have a high prevalence of chronic renal diseases. Abdominal diagnostic ultrasound is a useful diagnostic modality to evaluate the urinary tract and can give an immediate indication of renal status but ...