Articles by Author: O J H Bosch

Search results for O J H Bosch

We found 61 results for you
  1. The Effect of Afforestation of Indigenous Scrub Forest with <em>Eucalyptus</em> on Streamflow from a Small Catchment in the Transvaal, South Africa

    Item type: Journal Article • Journal: South African Forestry Journal
    A small catchment under indigenous scrub forest on the Westfalia Estate near Tzaneen in the northern Transvaal was treated by first cutting the riverine (riparian) vegetation and subsequently clearing the remainder of the catchment and establishing a Eucalyptus plantation. The...
  2. Regulating Afforestation for Water Conservation in South Africa

    Item type: Journal Article • Journal: South African Forestry Journal
    It is necessary to regulate afforestation in South Africa because of the high demand exotic forest plantations make on the scarce water resources of the country. The present procedure and information base for the regulation of afforestation with exotic plantations...
  3. Effect of defoliation on reproductive behaviour and growth of introduced <em>cenchrus ciliaris</em> populations in central Australian rangelands

    Effect of defoliation on reproductive behaviour and growth of introduced <em>cenchrus ciliaris</em> populations in central Australian rangelands

    A growth cycle was created by rainfall and irrigation during which grazing treatments were imposed to cause different defoliation patterns on Cenchrus ciliaris. The effects of these patterns on seeding success and regrowth were investigated. Recovery of defoliated plants was...
  4. Ordination of land types in the karoo region into reasonably homogeneous farming areas based on vegetation and environmental factors<sup>1</sup>

    Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa
    The 291 preliminary land types in the Karoo Region formed the basis for the demarcation of the 144 Reasonably Homogeneous Farming Areas (RHFAs). The land types were firstly reduced to 23 Floristic Climatic Regions (FCRs) according to character species for...