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Browsing Theses and Dissertations (Plant Production and Soil Science) by Subject "Agriculture"
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Ngoetjana, Matome Peter
(University of Pretoria, 2021)
Biosolids are the transformed products of sewage sludge produced through various sludge stabilization processes including drying, dosing and digestion. Biosolids are commonly applied to agricultural lands to improve soil ...
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Truter, Wayne Frederick
(University of Pretoria, 2008-04-08)
South Africa is a country with very little prime farmland. A large percentage of this high agricultural capability land is generally acidic and nutrient poor, and situated in areas where large coal mining activities occur. ...