Articles by Author: W C Twine

Search results for W C Twine

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  1. The effect of prolonged heavy grazing pressure on the regrowth of two perennial grass species in a semi-arid communal rangeland

    The effect of prolonged heavy grazing pressure on the regrowth of two perennial grass species in a semi-arid communal rangeland

    Item type: Journal Article • Journal: African Journal of Range & Forage Science
    We tested the hypothesis that initial above-ground regrowth of defoliated grass tufts would be reduced in sites which have been exposed to prolonged heavy grazing. The regrowth of Themeda triandra and Urochloa mosambicensis tufts was compared between three heavily grazed...
  2. Tree canopies facilitate invasion of communal savanna rangelands by <em>Lantana camara</em>

    Tree canopies facilitate invasion of communal savanna rangelands by <em>Lantana camara</em>

    Item type: Journal Article • Journal: African Journal of Range & Forage Science
    This study investigated pattern in the distribution of the alien invasive shrub, Lantana camara L., in communal versus conservation land-use in a lowveld savanna. Pattern was investigated relative to land-use type, and sub- or inter-canopy micro-sites. Lantana was significantly more...
  3. Socio-economic transitions influence vegetation change in the communal rangelands of the South African lowveld

    Socio-economic transitions influence vegetation change in the communal rangelands of the South African lowveld

    Item type: Journal Article • Journal: African Journal of Range & Forage Science
    The importance of the human dimensions of vegetation change in rangelands is increasingly being acknowledged. However, surprisingly little research is directed at advancing our understanding of the relationships between socio-economic factors and state of the vegetation in these systems. There...
  4. Multiple strategies for resilient livelihoods in communal areas of South Africa

    Multiple strategies for resilient livelihoods in communal areas of South Africa

    Item type: Journal Article • Journal: African Journal of Range & Forage Science
    Livestock farming in communal areas is an activity pursued by rural households as one of a range of livelihood strategies aimed at spreading risk. The cash and non-cash benefits derived from livestock, as well as the wide range of secondary...
  5. Exploratory survey of informal vendor-sold fast food in rural South Africa

    Exploratory survey of informal vendor-sold fast food in rural South Africa

    Item type: Journal Article • Journal: South African Journal of Clinical Nutrition
    Background: South Africa is experiencing a dramatic increase in obesity in both urban and rural areas. It is important to understand access to food better and how this influences food choice in rural environments. This study aimed to explore the...
  6. Male on-campus resident students’ social normative behaviour: Influences on lived social climate by same gender beginning-year university students

    Male on-campus resident students’ social normative behaviour: Influences on lived social climate by same gender beginning-year university students

    Item type: Journal Article • Journal: Journal of Psychology in Africa
    This article reports on research on antecedents of first-year male students’ experiences of senior male students’ aggression in residences at a university in South Africa. Fourteen purposefully selected first-year male student residents (black = 14%; coloured = 7%; white =...