Articles by Keyword: Plantation Areas

Search results for Plantation Areas

We found 83 results for you
  1. Role of Eucalypt Plantations in Timber Supply and Forest Conservation in Sub-Saharan Africa

    Item type: Journal Article • Journal: South African Forestry Journal
    The role of eucalypt plantations in timber supply and forest conservation in Sub-Saharan Africa was investigated. The annual destruction of 11,5 million ha of tropical forest is highlighted, the various causes indicated and the controversy whether fast-growing plantations and woodlots...
  2. 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...
  3. 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...
  4. Daggrade van katoenproduserende gebiede in Suid-Afrika

    Daggrade van katoenproduserende gebiede in Suid-Afrika

    Item type: Journal Article • Journal: South African Journal of Plant and Soil
    'n Bewegende gemiddelde daaglikse minimum en maksimum lugtemperatuur is vir 23 weerstasies bereken wat in die katoenproduserende gebiede van Suid-Afrika aanwesig is. Hierdie data is gebruik om daagliks kumulatiewe daggrade (ΣDG) oor die periode 3 September tot einde van Mei...
  5. Suppression of seed germination and early seedling growth by plantation harvest residues

    Suppression of seed germination and early seedling growth by plantation harvest residues

    Item type: Journal Article • Journal: South African Journal of Plant and Soil
    The role of forestry plantation residues (leaf and branch) in the suppression of establishment of four weed species (Conyza sumatrensis, Trifolium spp., Echinochloa utilis and Lactica sativa) was investigated. Of the three residue types used, Pinus patula residues were found...
  6. Effect of liming and mineral nutrition on growth of honeybush (<em>Cyclopia spp</em>.) plants

    Effect of liming and mineral nutrition on growth of honeybush (<em>Cyclopia spp</em>.) plants

    Item type: Journal Article • Journal: South African Journal of Plant and Soil
    A short-duration pot trial was carried out to determine the effects of liming and of mineral nutrients on Cyclopia spp., a newly commercially significant member of the fynbos flora, which habitually grows in acid, low phosphorus (P) sandy soils. Total...
  7. Honeybush (<em>Cyclopia</em> spp.) response to phosphorus fertilisation and mulching

    Honeybush (<em>Cyclopia</em> spp.) response to phosphorus fertilisation and mulching

    Item type: Journal Article • Journal: South African Journal of Plant and Soil
    Honeybush (Cyclopia spp.) is endemic to the Western- and Eastern Cape where it grows naturally in sandy, acidic, low- phosphorus (P) soils. The effects of different rates of applied P, and of mulches, on the growth of four honeybush species...
  8. Movement patterns of red steenbras <em>Petrus rupestris</em> tagged and released in the Tsitsikamma National Park, South Africa

    Movement patterns of red steenbras <em>Petrus rupestris</em> tagged and released in the Tsitsikamma National Park, South Africa

    Item type: Journal Article • Journal: South African Journal of Marine Science
    Movement patterns of red steenbras Petrus rupestris were obtained from fish tagged and released in the Tsitsikamma National Park, South Africa. Of 217 fish tagged, 38 were recaptured. Juveniles (<700 mm FL) were resident, whereas adults (>700 mm FL) migrated...
  9. Nearshore surface current patterns in the Tsitsikamma National Park, South Africa

    Nearshore surface current patterns in the Tsitsikamma National Park, South Africa

    Item type: Journal Article • Journal: South African Journal of Marine Science
    The pattern of surface currents in the Tsitsikamma National Park, South Africa, was studied with holey-sock drogues released in batches of up to four at a time, from 1996 and 1998. Drogues were left to drift for either 6 or...
  10. The role of the Tsitsikamma National Park in the management of four shore-angling fish along the south-eastern Cape coast of South Africa

    The role of the Tsitsikamma National Park in the management of four shore-angling fish along the south-eastern Cape coast of South Africa

    Item type: Journal Article • Journal: South African Journal of Marine Science
    The role of the Tsitsikamma National Park (TNP) in the management of four important shore-angling fish (Diplodus sargus capensis, Diplodus cervinus hottentotus, Pachymetopon grande and Dichistius capensis) was evaluated using data obtained from two independent studies conducted over a similar...