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Showing results 181731 to 181740 of 182413

  1. Chemical and biological investigation into some selected African indigenous medicinal plants
    Jelili Olalekan Babajide, 2009
    African medicinal plants are commonly used throughout Africa to treat a variety of ailments including wounds and ulcers, cough and chest complaints, gingivitis, fever and gonorrhoea, indication all related to infection and inflammation. In screening several plant species from an inventory of common ...
  2. Maternal nicotine expose during gestation and lactation induce premature aging of the lungs of the offspring
    Muyunda Mutemwa, 2009
    Tobacco smoking remains one of the leading causes of death worldwide. Despite all the efforts made by governments, researchers and communities to educate women about the dangerous effects of tobacco smoke and nicotine, smoking during pregnancy continues to be a common habit and accounts for a signif ...
  3. Academics" experience of and perceptions of the role of the academic library in research at the Cape Peninsula University of Technology
    Lynn Kleinveldt, 2009
    The study investigates the role of CPUT libraries in supporting research and how academics perceive this role. CPUT is a new university of technology and aims at improving its research record. Research is crucial to South Africa to develop economically, socially and to compete globally. Research is ...
  4. Spatio-temporal dynamics in land use and habit fragmentation in Sandveld, South Africa
    James Takawira Magidi, 2010
    This research assessed landuse changes and trends in vegetation cover in the Sandveld, using remote sensing images. Landsat TM satellite images of 1990, 2004 and 2007 were classified using the maximum likelihood classifier into seven landuse classes, namely water, agriculture, fire patches, natural ...
  5. Characterization and chemical speciation modelling of saline effluents at Sasol Synthetic Fuels Complex-Secunda and Tukuta power station
    Amon Nyamhingura, 2009
    The study shows conclusively that brine composition and concentration is highly variable at these South African power utilities and processes such as RO, contact with ash and CO2 ingress can have an impact upon the overall brine quality. Aq.QA was found to be a more accurate tool for classifying wat ...
  6. The perceptions of violence and its effects on the psychological well-being of primary school children
    Claire Michelle Lund, 2009
    The purpose of this research was to ascertain how children in lowrisk, middle to upper income areas perceive violence and their experience of it. It explores their exposure to violence and how this may affect their view of the future in terms of their hopes and fears. The research was framed around ...
  7. Re-descriptions of some Southern african Scyphozoa :out with the old and in with the new
    Simone Neethling, 2009
    Two species of Chrysaora are described from the northern Benguela ecosystem: C. fulgida and C. africana. These species can be diagnosed by a combination of morphological features including lappet and tentacle number, shape of lappets, colouration patterns (alive), shape of the proximal portion of ra ...
  8. South African sign language recognition using feature vectors and Hidden Markov Models
    Nathan Lyle Naidoo, 2010
    This thesis presents a system for performing whole gesture recognition for South African Sign Language. The system uses feature vectors combined with Hidden Markov models. In order to constuct a feature vector, dynamic segmentation must occur to extract the signer&rsquo ...
  9. Similar solutions for similar problems :harmonising energy trade and investment policies and strategies in the East African community
    Joseph Mary Kikonyogo, 2009
    Sustainable Energy (oil, gas and electricity) plays an important role in advancing productive capacity and increasing economic growth and sustainable development. In order to achieve this, there must be effective trade and investment in energy. Currently, there is relatively low regional and interna ...
  10. The academic transitional experience of postgraduate students in the faculty of community and health sciences at the University of the Western Cape
    Jeffrey Corne Hoffman, 2009
    Transition has been the major focus of educational institutions. The focal argument of the majority of research into student transition deals with the challenges that students faced when they moved from high school to first year at university. Not much focus has been placed on the transition from un ...