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Browsing by Author "Hugo, Sanet"
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Hugo, Sanet; Janse Van Rensburg, Berndt; Van Wyk, Abraham Erasmus (Braam); Steenkamp, Yolande (Public Library of Science, 2012-05-04)The distributions of naturalised alien plant species that have invaded natural or semi-natural habitat are often geographically restricted by the environmental conditions in their new range, implying that alien species ...
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Janse Van Rensburg, Berndt; Hugo, Sanet; Levin, Noam; Kark, Salit (Wiley-Blackwell, 2013-03)AIM To examine whether at a subcontinental-scale ecotonal areas of transition between vegetation communities are at higher risk of plant invasion. LOCATION South Africa and Lesotho. METHODS Using plant data on native ...
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Hugo, Sanet (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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Hugo, Sanet; Janse Van Rensburg, Berndt (Blackwell, 2008)AIM: To investigate explanations for the maintenance of a positive spatial species richness–human population density correlation at broad scales, despite the negative impact of humans on species richness. These are (hypotheses ...
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Hugo, Sanet (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 ...
Now showing items 1-5 of 5