Articles by Keyword: Management

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  1. Distribution, Size and Ownership of Forests in the Southern Cape

    Item type: Journal Article • Journal: South African Forestry Journal
    Indigenous forest of the southern Cape as delimited on 1:50 000 maps was analysed for distribution, size and ownership in six landscape zones: mountains, foothill, coastal platform, river valley, coastal scarp and dunes. I tested the hypothesis that forest distribution...
  2. Indigenous High Forests in the Transvaal with Special Reference to Inventory and Monitoring Systems

    Item type: Journal Article • Journal: South African Forestry Journal
    The indigenous forests in the Transvaal comprise a total area of 35 385 ha, of which 18 088 ha or 51% are situated on State forest land. The forests are found mainly along the Drakensberg escarpment and, to a lesser...
  3. Seasonal Fluctuations and Diversity of Bark and Wood-boring Beetles in Lowland Forest: Implications for management Practices

    Item type: Journal Article • Journal: South African Forestry Journal
    The phenology and diversity of wood-living beetles attacking Cedrela mexicana, Khaya nyasica and Milicia excelsa were observed for one year with weekly window-flight-trap collections. A total of 150 species (10 known to be common pests of timber) were collected, most...
  4. Conservation Developments in South African Forestry

    Item type: Journal Article • Journal: South African Forestry Journal
    The historical development of environmental conservational activities within the South African Forestry Industry is followed, and the changing emphasis from the conservation of the remaining indigenous forests (pre-1900) to water conservation, to natural assets and unplanted areas is highlighted. The...
  5. Conserving rangeland resources <em>die bewaring van veldhulpbronne</em>

    Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa
    The aims of the paper are to (1) identify the properties of conservation, (2) explain its poor implementation, and (3) propose remedies.
  6. Some factors effecting the dry matter production of lucerne cultivars

    Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa
    Dry matter yields of lucerne cultivars were affected by different factors. A simple equation is given for predicting total dry matter yield of irrigated lucerne based on mean maximum temperatures in January.
  7. Effects of eight grazing systems on carcass mass gains of steers grazing irrigated <em>Cynodon aethiopicus</em> pastures

    Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa
    Eight grazing systems were compared on irrigated Cynodon aethiopicus pastures which received 650 kg N, 36 kg P and 200 kg dolomitic limestone/ha, annually. There were either one, two, three, six or 18 paddocks in the systems, the single paddock...
  8. A national range inventory for the Kingdom of Lesotho ‘n nasionale opname van die weivelde van die koningkryk van Lesotho

    Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa
    With the need for an understanding of the nation's rangelands, the Division of Range Management of the Kingdom of Lesotho has undertaken a national range inventory. This resource study has utilized as aids in this task, the up‐to‐date techniques of...
  9. Toepassíng van ‘n gronderosievergelyking op natuurlike veld van die sentrale oranje‐vrystaat

    Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa
    ‘n Oorhoofse roterende rcënvalnabootscr is gebruik orn numericse waardes vir sekere faktore van die universele gronderosi‐evcrgelyking vas te stel. Alhocwei dit tydens hierdie Studie nodig was om sekere belangrike aannames te maak, het die afgeleide data betekenisvol ooreengestem met die...
  10. Response of lambs to continuous and rotational grazing at four grazing intensities on Midmar Italian ryegrass

    Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa
    Irrigated Midmar Italian ryegrass (Lolium multiflorum Lam.) was grazed either continuously or rotationally at four grazing intensities by three successive sets of weaned lambs for the winter, spring and summer periods, respectively. The “put‐and‐take” system was applied. In the case...