Articles by Author: Tim O Connor

Search results for Tim O Connor

We found 42 results for you
  1. Influence of rainfall and grazing on the compositional change of the herbaceous layer of a sandveld savanna

    Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa
    The influence of heavy grazing by cattle for three years, and of rainfall interception for one year, on the herbaceous composition of a sandveld savanna in Gazankulu was investigated. The composition and the abundance of the predominant species changed substantially,...
  2. Patterns of plant selection by grazing cattle in two savanna grasslands: A plant's eye view

    Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa
    The amount of grazing experienced by individual tufts of the most abundant perennial grasses of two Transvaal savannas was monitored at regular intervals for two growing seasons. In general, Setaria incrassata and Themeda triandra were heavily grazed, Bothriochloa insculpla and...
  3. VALUATION OF PLANTATIONS

    Item type: Journal Article • Journal: Journal of the South African Forestry Association
    The writer, being a forestry consultant, is often required to put a value on plantations. The principles on which he goes to work are explained. Valuation must be in terms of “Real Values”, that is, values that can be realized...
  4. THINNING RESEARCH

    Item type: Journal Article • Journal: Journal of the South African Forestry Association
    This paper develops the concepts of free-growth, suppression and response put forward by the author in 1935. It examines how far they could be used in evaluating the results of delay in thinning and how information obtained from older existing...