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  1. 7. Problems in Using Vegetation or Soil Classification in Determining Site Quality

    7. Problems in Using Vegetation or Soil Classification in Determining Site Quality

    Item type: Journal Article • Journal: South African Forestry Journal • Authors: A. P.G. Schönau --- , South Africa
    This paper discusses the concepts of site and site quality and reviews briefly the determination of the latter. Site quality is viewed primarily as productive capacity of forest land, although other aspects are considered also. It is concluded that nowadays...
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  2. Identification of the landscape and bioclimatic characteristics that contribute to maintaining the allopatric distribution ranges of the Northern Black Korhaan <em>Afrotis afraoides</em> and the Southern Black Korhaan <em>Afrotis afra</em>

    Identification of the landscape and bioclimatic characteristics that contribute to maintaining the allopatric distribution ranges of the Northern Black Korhaan Afrotis afraoides and the Southern Black Korhaan Afrotis afra

    Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Steven W Evans --- , South Africa
    The Northern Black Korhaan Afrotis afraoides and the Southern Black Korhaan Afrotis afra were previously considered conspecific, but were subsequently separated based on habitat, plumage, displays and vocalisations of the males and genetic differences. The Northern Black Korhaan is endemic...
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