Articles by Keyword: Regional Influences

Search results for Regional Influences

We found 36 results for you
  1. Bark thickness and bark volume of <em>Pinus patula</em> in South Africa

    Item type: Journal Article • Journal: Southern Hemisphere Forestry Journal
    In South Africa, tree volume tables and volume functions are usually based on the under bark stem volume. Many forest management studies, however, give the estimated over bark volume, in which case equations are required that estimate bark volume and...
  2. A QUARTER CENTURY OF GREAT LAKES RESEARCH IN AFRICA

    A QUARTER CENTURY OF GREAT LAKES RESEARCH IN AFRICA

    Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa
    The African Great Lakes differ from shallower large African lakes by undergoing seasonal stratification and from large reservoirs in having long residence times, so that the ionic concentration of the lake water differs substantially from that of the inflows.
  3. Factors Impacting on Career Choices of Technikon Students From Previously Disadvantaged High Schools

    Factors Impacting on Career Choices of Technikon Students From Previously Disadvantaged High Schools

    Item type: Journal Article • Journal: Journal of Psychology in Africa
    Career development is a socially constructed process involving complex interactions among different structures, forces, and systems all constituting spheres of influence. The purpose of this study was to investigate factors that influence career decisions. Eighty respondents (40 males and 40...
  4. South African Adolescents' Career Development through the Lens of the Systems Theory Framework: An Exploratory Study

    South African Adolescents' Career Development through the Lens of the Systems Theory Framework: An Exploratory Study

    Item type: Journal Article • Journal: Journal of Psychology in Africa
    Adolescent career development has predominantly been studied in the context of middle class Eurocentric cultures and there have been calls for greater attention to the career development of non-dominant and disadvantaged groups. Further, there have been calls to explore career...
  5. Psychosocial Health of an African Group before Awareness of HIV Status: A Comparative Study

    Psychosocial Health of an African Group before Awareness of HIV Status: A Comparative Study

    Item type: Journal Article • Journal: Journal of Psychology in Africa
    This study aimed to explore the psychosocial health profiles of people with and without HIV before they learned their infection status. A total of 1,025 participants (males = 386, females = 639, age range = between 32 and 87, infected...
  6. Challenging dominant norms of masculinity for HIV prevention

    Challenging dominant norms of masculinity for HIV prevention

    Item type: Journal Article • Journal: African Journal of AIDS Research
    Within South Africa there is a growing HIV epidemic, particularly among young heterosexual people. A recent report (NMF/HSRC, 2002) indicates that levels of HIV infection among young people aged 15–24 years are 9.3% although other studies in more specific locations...
  7. Spatial variability in macroinvertebrate assemblages: comparing regional and multivariate approaches for classifying reference sites in South Africa

    Spatial variability in macroinvertebrate assemblages: comparing regional and multivariate approaches for classifying reference sites in South Africa

    Item type: Journal Article • Journal: African Journal of Aquatic Science
    Spatial variability in macroinvertebrate assemblages was examined with the aim of evaluating the utility of regional classification systems in aquatic bioassessment. Sampling was undertaken at reference sites in the Western Cape and Mpumalanga, South Africa, using the rapid bioassessment method...
  8. Achievements and lessons learned from the Benguela Environment, Fisheries, Interaction and Training (BENEFIT) research programme

    Achievements and lessons learned from the Benguela Environment, Fisheries, Interaction and Training (BENEFIT) research programme

    Item type: Journal Article • Journal: African Journal of Marine Science
    This paper considers the scientific achievements of the Benguela Environment, Fisheries, Interaction and Training (BENEFIT) Programme as reflected in 29 internally evaluated BENEFIT research projects carried out between 1998 and 2007 when the programme ended, and draws a number of...
  9. Influence of selected abiotic factors on aquatic macroinvertebrate assemblages in the Olifants River catchment, Mpumalanga, South Africa

    Influence of selected abiotic factors on aquatic macroinvertebrate assemblages in the Olifants River catchment, Mpumalanga, South Africa

    Item type: Journal Article • Journal: African Journal of Aquatic Science
    Biodiversity is frequently seen as an indicator of ecological health. Therefore a survey of the macroinvertebrates of the Olifants River, one of the most polluted rivers in South Africa, was conducted in 2010–2011. Four surveys were conducted at a total...