Browsing Masters Degrees (Botany) by Title
Now showing items 49-68 of 130
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Genetic analysis of Chaerephon pumilus (Chiroptera: Molossidae) from southern Africa.
(2008)Chaerephon pumilus, the little free-tailed bat, (family: Molossidae) has a distribution throughout most of sub-Saharan Africa and the eastern region of Madagascar. The vast geographical distribution of this species is ... -
Host specificity of the hemiparasitic mistletoe, Agelanthus natalitius.
(2009)Mistletoes are a group of hemiparasitic plants that grow on a wide variety of host trees and differ in their degree of host specificity, ranging from specialists to generalists. Mistletoes can also be locally host specific ... -
How do alien plants invade : an analysis of the historical spread and potential distribution of the invasive alien plant Chromolaena odorata in and around Hluhluwe Game Reserve.
(2009)Alien plant invasions and human-induced land transformations are the two most important factors contributing to loss of biodiversity, and Chromolaena odorata (C. odorata) is one of the world’s worst invader plants. It ... -
In vitro bulb induction in Eucomis zambesiaca Baker.
(2009)Eucomis L’ Hér. is a genus of 10 species that fall within the Hyacinthaceae family. Eucomis zambesiaca Baker is a summer-blooming bulbous geophyte occurring from northern South Africa to Malawi. Eucomis species are used ... -
In vitro culture and genetic transformation of selected ancestral and commercial sugarcane germplasm.
(2013)Sugarcane is an economically important crop and its high demand has necessitated the use of biotechnology methods to produce and accelerate the production of desirable genotypes. One such method is genetic transformation. ... -
In vitro generation of somaclonal variant plants of sugarcane (Saccharum spp. hybrids) for tolerance to toxins produced by Fusarium sacchari.
(2012)The fungus Fusarium sacchari (Butler) Gams causes stem rot in sugarcane especially in association with the stem borer Eldana saccharina Walker. Sugarcane plants tolerant to F. sacchari PNG40 were obtained by chemical ... -
In vitro propagation of Dierama erectum.
(2009)Dierama is a genus of plants with a potential to be developed as ornamental plants. It falls under the Iridaceae family and comprises of 44 species. Dierama erectum Hilliard, an attractive species with horticultural potential ... -
In vitro propagation of eucalytpus clones using a temporary immersion bioreactor system (RITA)
(2003)Breeding and clonal programs in South African Forestry industry are designed to provide genetically superior trees to supply the forest product industry. Applied biotechnology, and in particular tissue culture, has been ... -
In vitro techniques for the improvement of growth and secondary metabolite production in Eucomis autumnalis subspecies autumnalis.
(2014)The wide utilization and popularity of medicinal plants in African Traditional Medicine (ATM) has been recognized and attributed to the effectiveness, affordability and accessibility of these medicinal plants. However, the ... -
The influence of root chilling on the hydraulic characteristics of selected Eucalyptus taxa.
(2008)The hydraulic conductance of a plant is a significant factor in determining the -
The inter-relations among xylem anatomy, hydraulic conductivity and leaf water status in five sub-tropical tree species.
(1991)The wood anatomy, hydraulic properties and leaf water status of five sub-tropical plant species were studied. The specimens studied were growing in a private, irrigated garden. Consequently, any differences in xylem anatomy ... -
An investigation into the potential of faecal sludge for plant production.
(2012)Abstract available in PDF file. -
An investigation of plants used in South Africa for the treatment of hypertension.
(1998)In most countries, as many as 15 to 25% of the adult population have raised blood pressure. People with hypertension, and even those with mild elevation of blood pressure, are at an increased risk of cardiovascular disease, ... -
Investigation of the processes involved during the photoinhibition of Zea mays L. seedlings.
(1990)It has been proposed that the protective systems (photorespiration, the anti-oxidant system and non-radiative energy dissipation) alleviate or reduce photoinhibitory damage under high light conditions. To investigate the ... -
Isolation and characterisation of senescence-related genes in carnations.
(1995)Senescence has been the subject of many studies, with the ultimate goal of increasing longevity of cut flowers, and for insight into the process of ageing. Senescence in the carnation is a complex phenomonen involving ... -
Leaf ultrastructural studies of Avicennia marina in response to salinity under natural conditions.
(2007)In Richards Bay Harbour, the mangrove Avicennia marina exhibits a distinct natural productivity gradient. The fringe site, which is regularly inundated twice daily by tides, supports luxuriant adult A. marina trees that ... -
Lipid peroxidation and ageing in seeds of cabbage and soya bean.
(1986)It has been suggested that lipid peroxidation is involved in the loss of seed vigour, although many attempts to examine the relationships between lipid peroxidation and seed vigour have proved equivocal. Studies were ... -
Medicinal properties and micropropagation of Cussonia species.
(2000)Cussonia species (commonly known as Cabbage trees) are indigenous to South Africa and are used in traditional medicine to treat an assortment of diseases. Due to their attractive growth form, they are assets in ... -
The micromorphological and essential oil status of the foliar secretory structures of Ocimum obovatum E. Mey. ex Benth. subsp. obovatum (Lamiaceae)
(2011)Ocimum obovatum E. Mey ex Benth. var. obovatum is a traditionally used medicinal plant that grows along the KwaZulu-Natal coast and the western Cape of South Africa. The plant is noted for its hair restoration properties, ... -
Micromorphology and phytochemistry of the foliar secretory structures of Stachys natalensis Hochst. and development of an in vitro propagation protocol.
(2014)Many members of the genus Stachys have been used as ornamental plants, or as edible foods and, in a number of cultures, as traditional medicine. One such species, Stachys natalensis Hochst., is a perennial, straggling shrub ...