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Browsing Plant Science by Type "Thesis"
Now showing items 1-20 of 80
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(University of Pretoria, 2000)Lachnaea L., a genus endemic to the Cape Floristic Region, occurs almost exclusively in fynbos vegetation. In this revision a brief taxonomic history of Lachnaea is presented. Palynology and chromosome numbers were found ...
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(University of Pretoria, 2020)Inflammation and pain are major clinical signs of sexually transmitted infections (STIs) such as gonorrhoea, chlamydia, trichomoniasis, bacterial vaginosis and more recently, Mycoplasma genitalium. Delayed treatment of ...
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(University of Pretoria, 2007-06-08)The general antibacterial activity of Drimia delagoansis, Petalidium oblongifolium and Ipomoea adenioides was determined using selected Gram-positive and Gram-negative bacteria. Only extracts or compounds with high ...
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(University of Pretoria, 2014)Acne is a common universal condition which affects all ages and can have a significant impact on psychosocial and physical aspects of a person’s life. Etiologically, it is a multifactorial skin disorder which is associated ...
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(University of Pretoria, 2011-06-27)Thirteen South African medicinal plants which are used traditionally to treat symptoms associated with Listeria monocytogenes infections, were screened for activity against the pathogen. Different plant parts were extracted ...
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(University of Pretoria, 2010-06-07)For centuries medicinal plants have been used all over the world for the treatment and prevention of various ailments, particularly in developing countries where infectious diseases are endemic and modern health facilities ...
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(University of Pretoria, 2006-09-06)The rhodophytes or red seaweeds are an ancient group of organisms that are related to plants. Like terrestrial plants, they use secondary compounds to protect themselves from microbial infection and grazing by herbivores. ...
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(University of Pretoria, 2008-08-15)Malaria remains the most serious and deadly parasitic disease, affecting millions of people mostly in the poorest countries in the world. With no vaccine likely in the foreseeable future, drugs remain the best means of ...
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(University of Pretoria, 2009-10-29)The recent increase in the incidence of tuberculosis (TB) with the emergence of multidrug-resistant (MDR) cases has lead to the search for new TB-drugs. Mycobacterium tuberculosis is a complex, resilient organism, and it ...
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(University of Pretoria, 2014)Cowpea production is severely affected by environmental stress factors, particularly drought. More drought-tolerant crops are therefore urgently required for future improvement of food production in Mozambique. To increase ...
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(University of Pretoria, 2007-06-08)The principal hypothesis of this thesis was that the Maputaland Centre of Plant Endemism [MC] is characterised by plant communities that match a particular set of environmental variables, and their rich biodiversity with ...
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(University of Pretoria, 2009-11-02)Aloe L. (Asphodelaceae) is a monocotyledonous group of considerable popularity among succulent plant collectors and with a long history of medicinal use. It comprises ca. 500 species occurring throughout Africa, the Arabian ...
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(University of Pretoria, 2012-06-07)The vertical cliff-face habitat is renowned for many specifically adapted plant species that exhibit a high degree of local endemism. Over a period of nine years the succulents and bulbous succulents on cliff faces in South ...
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(University of Pretoria, 2006-06-05)Please read the abstract in the section 00front of this document
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(University of Pretoria, 1977)No abstract available.
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(University of Pretoria, 2013)This study records all known legume (Leguminosae/Fabaceae) species indigenous to South Africa, Lesotho and Swaziland to establish distribution patterns and optimum climatic and soil conditions for growth. The main purpose ...
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(University of Pretoria, 2007-04-02)Please read the abstract in the 07summary part of this document
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(University of Pretoria, 2012)The study evaluated the extent and threat of bark harvesting of plant species for medicinal purposes in the Venda region and investigated possibilities of the sustainability of these practices. Approximately 30% of the ...
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(University of Pretoria, 2022)The World Health Organization has raised concerns of antibiotic resistance threatening the global health care system and economy. Antibiotic resistance results from quorum sensing mechanisms that allow bacterial species ...
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(University of Pretoria, 2010-10-24)Sorghum (Sorghum bicolor L. Moench) ranks fifth worldwide in production among cereals. It is a major staple food for millions in Africa and Asia, and a major livestock feed grain in developed countries. However, the sorghum ...
Now showing items 1-20 of 80