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- Browsing Theses and Dissertations (Plant Production and Soil Science) by Issue Date
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Browsing Theses and Dissertations (Plant Production and Soil Science) by Issue Date
Now showing items 1-20 of 289
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(University of Pretoria, 1969)Please read the abstract in the thesis.
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(University of Pretoria, 1985)This study extends the work on the comparative stem and leaf anatomy of the southern African species of Eugenia presented by the author as an M.Sc. thesis in 1978. Additional sources of potential taxonomic evidence were ...
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(University of Pretoria, 2000)Please read the abstract in the section 00front of this document
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Allelopathic effect of the weed Cyperus esculentus on the growth of young Pinus patula plantations (University of Pretoria, 2001)Please read the abstract in the 00front part of this document.
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(University of Pretoria, 2001)Please read the abstract in the dissertation
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(University of Pretoria, 2001)Please read the abstract in the section 00front of this document
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(University of Pretoria, 2002)The use of foggage as winter feed for animal maintenance is unlikely to totally replace hay and/or silage, but should be used as an alternative for the early winter. The most important objective in producing foggage is to ...
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(University of Pretoria, 2002-09-04)The low and varying protein content and high crude fibre content of sunflower oil cake produced from sunflower seed create problems for the South African oil expelling industry. This prompted research into factors that may ...
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(University of Pretoria, 2002-09-05)The study was conducted in the Eastern Kalahari sandveld of Botswana on a shrub savanna vegetation type dominated by Terminalia sericea / Boscia albitrunca / Grewia flava and Dichrostachys cinerea woodland. It was initiated ...
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(University of Pretoria, 2002-09-06)The sustainable use of Dambos for crop production using a technological package is presented. Dambos which are known as vleis in South Africa and Zimbabwe, fadamas in West Africa and mbugas in East Africa are identified ...
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(University of Pretoria, 2003)The initial phase in the development of a biological control strategy is screening of biological control agents. Secondary to this phase is the establishment of accurate, effective application techniques. However, successful ...
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(University of Pretoria, 2003-03-18)Management-induced degradation of soil chemical and microbial quality is one of the most pressing concerns and a considerable threat to the sustainability of agroecosystems. However, information on this important issue is ...
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(University of Pretoria, 2003-07-15)Strategies to improve stem yield and juice quality in sweet sorghum were investigated in this study. Seed quality of sixty five accessions (landraces) from Botswana was investigated. Standard germination tests revealed ...
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(University of Pretoria, 2003-08-18)The bulk of Zimbabwe’s groundnut (Arachis hypogaea L.) crop is grown on sandy soils in the smallholder sector where sustainable production is hindered by acid soil infertility. The study goal was thus to examine the effects ...
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(University of Pretoria, 2003-11-01)The effects of soil nutrient status on the performance of four South African wheat genotypes were investigated in a long-term fertilization experiment. The objective was to quantify the effects of soil fertility on yield, ...
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(University of Pretoria, 2004)Accelerated soil erosion is one of the major threats to agricultural production in Ethiopia and the Harerge region is not exceptional. It is estimated that about 1.5 billion tones of soil is being eroded every year in ...
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(University of Pretoria, 2004)Please read the abstract in the 00front part of this document Copyright 2004, University of Pretoria. All rights reserved. The copyright in this work vests in the University of Pretoria. No part of this work may be reproduced ...
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(University of Pretoria, 2004)Please read the abstract in the section 00front of this document.
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(University of Pretoria, 2004-11-12)The disposal of gypsiferous water, generated in coal mining operations, has become a problem in the Mpumalanga Highveld region in South Africa. As part of an investigation into the feasibility of using this water for ...
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(University of Pretoria, 2005)To determine the optimum nitrogen application level required for the production of good quality ‘Drumhead’ cabbage (Brassica oleracea var. capitata) transplants, a glasshouse experiment was conducted. Depending on water ...
Now showing items 1-20 of 289