Articles by Author: P W Warkotsch

Search results for P W Warkotsch

We found 13 results for you
  1. Access Development in South African Mountainous Plantations—Problems, Trends, Research

    Item type: Journal Article • Journal: South African Forestry Journal
    The forest road network in South Africa's plantations was rapidly developed to provide access for planting, fire protection and later logging. The result today is a fairly high road density of rather low standard roads!
  2. 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.
  3. Slope Classification and Mapping of the Forestry Area in the R.S.A.

    Item type: Journal Article • Journal: South African Forestry Journal
    The slope classification and mapping of South African forestry areas was undertaken with the specific objective of minimising terrain/machine mismatches which lead to the deterioration of productivity in the long term. The total forest area, including the indigenous forests, was...
  4. 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.
  5. Ergonomic Research in South African Forestry

    Item type: Journal Article • Journal: South African Forestry Journal
    After a short reflection on the South African forest industry the article discusses various research projects in ergonomics.
  6. Identification and Quantification of Soil Compaction Due to Various Harvesting Methods—A Case Study

    Item type: Journal Article • Journal: South African Forestry Journal
    World-wide literature has clearly documented the fact that soil compaction caused by wheel traffic has a negative effect on future site productivity. In spite of this evidence there remains a difference of opinion within the forestry community calling for more...
  7. Harvesting and Transport Planning—a Holistic Approach

    Item type: Journal Article • Journal: South African Forestry Journal
    This publication presents an overview on the various levels of planning required for the harvesting and transport activities in South Africa, The planning levels are strategic planning, tactical planning, the annual plan of operations and operational or compartment planning. Although...
  8. The South African Harvesting Code of Practice

    Item type: Journal Article • Journal: South African Forestry Journal
    The South African Harvesting Code of Practice is a set of guidelines developed by harvesting specialists to assist the Forest Industry to select correct harvesting and road construction practices that are consistent with appropriate environmental management principles. The focus is...