Browsing by Subject "Veterinary science theses SDG-14"

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Health assessment of tilapia (Oreochromis spp.) aquaculture systems in the northern provinces of South Africa

Taylor, Gillian Denise (University of Pretoria, 2019)

This study evaluated eighteen commercial farms within Gauteng, Northwest and Limpopo provinces, where a representative sample of grow-out fish from each farm, was humanely euthanased, weighed, measured, and each fish’s ...
In vitro bioassays as tools for evaluating toxicity of acidic drainage from a coal mine in Mpumalanga, South Africa

Iji, Oluwafikemi Temitayo (University of Pretoria, 2016)

Coal mining and coal utilization in Mpumalanga have increased over the years due to national reliance on coal as a source of power generation. In general, this has caused significant deterioration of water quality wherever ...
Microcystin concentrations in a Nile crocodile (Crocodylus niloticus) breeding dam and vertical transmission to eggs

Singo, Alukhethi (University of Pretoria, 2016)

Cyanobacteria or blue green algae are known for their extensive and highly visible blooms in rivers or dams. One of the most important cyanobacteria is Microcystis aeruginosa which can synthesize various microcystins ...

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