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Browsing Natural and Agricultural Sciences by Supervisor "Janse Van Rensburg, Berndt"
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(University of Pretoria, 2009-12-08)Invasive alien species are considered the second greatest threat to global biodiversity after habitat loss. South Africa is not immune from such threats and it is estimated that 10 million ha (8.28%) of land has been invaded ...
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(University of Pretoria, 2012)This thesis addresses questions within the research fields of invasion biology and spatial ecology, with a focus on species distribution patterns, biogeographical regions and ecological transition zones, or ecotones. ...
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(University of Pretoria, 2008)The Important Bird Areas (IBAs) network of BirdLife International aims to identify sites that are essential for the long-term conservation of the world’s avifauna. A number of global change events have the potential to ...
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(University of Pretoria, 2009)Ecological niche modelling is a method designed to describe and predict the geographic distribution of an organism. This procedure aims to quantify the species-environment relationship by describing the association between ...
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(University of Pretoria, 2010-09-03)I studied the spatial distribution of South African avian species richness from the viewpoint that humans are a substantial modifying force on earth, and have also modified the historical spatial distribution of species ...
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(University of Pretoria, 2006-12-11)Conventional approaches to water management have traditionally treated social systems and ecosystems as distinct, and to a large degree have failed to achieve outcomes that are simultanously efficient, equitable, and ...
Now showing items 1-6 of 6