Articles by Keyword: Sustainable Harvesting

Search results for Sustainable Harvesting

We found 111 results for you
  1. Response of <em>Ocotea bullata</em>, <em>Curtisia dentata</em> and <em>Rapanea melanophloeos</em> to medicinal bark stripping in the southern Cape, South Africa: implications for sustainable use

    Response of <em>Ocotea bullata</em>, <em>Curtisia dentata</em> and <em>Rapanea melanophloeos</em> to medicinal bark stripping in the southern Cape, South Africa: implications for sustainable use

    Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science
    Tree bark is commonly used for traditional medicine in southern Africa and further afield. Increasing demand and commercialisation have resulted in the overexploitation of many species, posing a major challenge to forest managers to develop mechanisms for sustainable resource use...
  2. <em>Juncus kraussii</em> harvesting in Umlalazi Nature Reserve, KwaZulu-Natal, South Africa: socio-economic aspects and sustainability

    <em>Juncus kraussii</em> harvesting in Umlalazi Nature Reserve, KwaZulu-Natal, South Africa: socio-economic aspects and sustainability

    Item type: Journal Article • Journal: African Journal of Aquatic Science
    Harvesting of the rush Juncus kraussii Hochst. for use as a fibre source in craftwork production was investigated within Umlalazi Nature Reserve in KwaZulu-Natal Province, South Africa. The main objectives of the study were as follows: to determine the distribution...
  3. Toward sustainable harvesting of Africa's largest medicinal plant export (<em>Prunus africana</em>): a case study in Tanzania

    Toward sustainable harvesting of Africa's largest medicinal plant export (<em>Prunus africana</em>): a case study in Tanzania

    Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science
    Global demand for treating prostate disorders with Prunus africana bark extract has made P. africana Africa's largest medicinal plant export. Unsustainable harvesting practices can lead to local extirpations of this multipurpose tree. Survey research targeting P. africana harvesters in a...
  4. Assessment of consumer preference traits of indigenous sheep type and market channels in Bensa District, Southern Ethiopia

    Assessment of consumer preference traits of indigenous sheep type and market channels in Bensa District, Southern Ethiopia

    Item type: Journal Article • Journal: East African Agricultural and Forestry Journal
    This study was carried out in Bensa district of Sidama Zone, southern Ethiopia. The objective of this study was to assess consumer preference traits of indigenous sheep type in the study area. Data were analysed using SPSS versions 16. There...
  5. Timber Harvesting in South Africa—Past, Present, Future

    Item type: Journal Article • Journal: South African Forestry Journal
    After a short description of South African timber harvesting practices in the past, the present situation in terms of machine population and the current harvesting and extraction methods is discussed in more detail.
  6. Cable Yarding in Southern Africa: An Analysis of its Productivity and Possible Procedure for its Improvement

    Item type: Journal Article • Journal: South African Forestry Journal
    The demand for timber in southern Africa is increasing and this is resulting in the afforestation of areas which require cable yarding when harvested. The demand for cable yarders, essentially fixed skylines, is therefore increasing rapidly. Stress is being placed...
  7. The Impact of Harvesting Operations on Timber Quality: Causes and Remedies

    Item type: Journal Article • Journal: South African Forestry Journal
    Forests are devastated daily to satisfy the world's timber demands. Tropical forests throughout the world are exploited and endangered. An obligation therefore exists to avoid damage to timber and minimise waste wherever possible.
  8. Patterns of selection of <em>Acacia karroo</em> by goats and changes in tannin levels and <em>in vitro</em> digestibility following defoliation

    Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa
    Patterns of browse selection by Boer goats in a representative Acacia karroo community in the eastern Cape were studied. The rate of intake of browse was positively related to the leaf mass per unit length of the shoot. The ease...
  9. Some observations on rodent and antelope damage in commercial forest plantations

    Some observations on rodent and antelope damage in commercial forest plantations

    Item type: Journal Article • Journal: South African Journal of Plant and Soil
    The impact of various weeding and site-preparation treatments on Acacia mearnsii and Pinus patula damage by mammalian pests was assessed. Browsing by small antelope on Acacia mearnsii was significantly less in areas where harvesting residues had been retained rather than...
  10. The development of harvesting schedules and post-harvesting management practices relative to oil yield of <em>Eriocephalus punctulatus</em>

    The development of harvesting schedules and post-harvesting management practices relative to oil yield of <em>Eriocephalus punctulatus</em>

    Item type: Journal Article • Journal: South African Journal of Plant and Soil
    The first phase in the domestication programme of Eriocephalus punctulatus involved establishing how this crop could be harvested without adversely affecting plant vigour and longevity. The second phase of the domestication programme was the development of harvesting schedules that would...