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Browsing Theses and Dissertations (Plant Production and Soil Science) by Supervisor "Apostolides, Zeno"
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Njoloma, Chikondi
(University of Pretoria, 2012)
Most of the fields planted with clonal tea in Malawi are deficient in micronutrients. This was evident in leaf analysis data collected in 2007 from 170 mature clonal tea fields of some of the tea estates in Malawi, which ...
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Muhl, Quintin Ernst
(University of Pretoria, 2014-06)
Moringa oleifera has become increasingly popular as an industrial crop in recent times due to its multitude of useful attributes as a water purifier, nutritional supplement and biofuel feedstock. Besides this, Moringa ...
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Lekota, Moleboheng
(University of Pretoria, 2020-01)
Infection of potato by Spongospora subterranea (Wallr.) Lagerh. f. sp. subterranea Tomlinson (Sss) causes tuber lesions, which directly affect the quality and marketability of the tubers, as well as root infections, which ...
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Mphangwe, Nicholas Ishumael Kosamu
(University of Pretoria, 2017)
Tea cultivars that make high black tea quality and are drought or low temperature tolerant are
needed for sustainable tea cultivation. However, there is still a lack of precise, time- and costeffective
selection criteria ...
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Madamombe, Godwil Mirirai
(University of Pretoria, 2016)
Manual plucking is highly labour intensive, occupying almost 70% of the total labour force on tea estates and accounting for approximately 40 - 45% of cost of production. The high labour costs and shortages and the cost ...