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Browsing by Supervisor "Marais, D. (Diana)"
Now showing items 1-19 of 19
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(University of Pretoria, 2013)The potato (Solanum tuberosum L.) crop serves as a staple food worldwide and is capable of reducing the world’s food shortages because unlike cereals and other agricultural crops, it is less affected by prices in the ...
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(University of Pretoria, 2013)Soybean is a vital cash, oil and protein crop. To achieve good yields and quality, adequate amounts of essential nutrients are required. Therefore, application of P and K plus inoculation with Bradyrhizobium bacteria ...
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(University of Pretoria, 2017)South Africa is known as food secure at a national level producing enough food coupled with the ability to import food if necessary to meet food and nutritional requirements of its population. However, the same cannot be ...
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(University of Pretoria, 2011-11-30)Kenaf (Hibiscus cannabinus L.) was introduced in 2005 as a fibre crop on a commercial scale in the KwaZulu-Natal Province of South Africa. No herbicides have yet been registered for use in this crop. The purpose of this ...
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(University of Pretoria, 2023)Rhizobium inoculation and seed dressing are some of the agronomic practices that affect crop productivity in doubled-up legume technology. Doubled-up legume technology is the practice of intercropping two compatible grain ...
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(University of Pretoria, 2017)A substantial number of South African citrus trees are rooted on rough lemon rootstocks. In order to ensure the successful establishment of a high percentage of young citrus trees, it is necessary to ensure that farmers ...
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(University of Pretoria, 2016)Tomato production was an important economic activity in the Limpopo Province of South Africa. A clear tomato yield gap existed between South Africa and the other countries in Southern Africa. Understanding the reasons ...
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(University of Pretoria, 2019)Medicinal plants are important and valuable natural resources. South Africa is well-endowed with very diverse flora and fauna that include a considerable number of medicinal plant species. Most medicinal plants have gained ...
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(University of Pretoria, 2015)Kenaf (Hibiscus cannabinus L.) is a highly productive crop that is cultivated worldwide for its fibre content which may be used to produce various commodities. The kenaf crop was commercially cultivated in South Africa ...
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(University of Pretoria, 2015)Maize is the world’s third most important cereal after wheat and rice. It serves as a staple food to more than 1.2 billion of the world population. However, its production is threatened by declining soil fertility; mainly ...
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(University of Pretoria, 2017)Dry bean production in South Africa is lower than required for human consumption. Dry beans are rich in protein and thus an ideal replacement for expensive meat protein, especially for rural and poor communities in South ...
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(University of Pretoria, 2020)Potato (Solanum tuberosum L.) is one of the most important tuber crops globally and is classified amongst the most crucial food crops in Africa. South Africa has a very vibrant potato industry, producing about 2.5 million ...
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(University of Pretoria, 2007-02-09)The predictive values of standard and non-standard germination temperatures, standard accelerated ageing (AA) and saturated salt accelerated ageing (SSAA) tests were investigated. Germination tests were performed at standard ...
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(University of Pretoria, 2009-09-16)The cold test is one of the oldest and most acceptable vigour tests as it is used to simulate stress conditions commonly occurring in the field. In recent years, some of South Africa’s top maize hybrids, with high cold ...
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(University of Pretoria, 2006)Please read the abstract in the dissertation
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(University of Pretoria, 2012-09-14)Existing evidence suggested that nursery inoculation with Trichoderma harzianum and arbuscular mycorrhizal fungi (AMF) could reduce deleterious effects of biotic and abiotic stresses and improve seedling quality, fruit ...
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(University of Pretoria, 2020-07-15)Numerous studies in high-Si accumulators found physiological and biochemical adaptation processes were enhanced by Si application in crops stressed by cold conditions. Meanwhile, there is relatively little information on ...
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(University of Pretoria, 2008-07-16)Please read the abstract in the section "front" of this document.
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(University of Pretoria, 2007-02-08)The effect of source-sink relationships on the performance of tomato and hot pepper was investigated in glasshouse experiments by pruning tomato trusses and hot pepper fruit from plants trained to a single stem. The ...
Now showing items 1-19 of 19