Browsing Doctoral Degrees (Geography) by Advisor "De Villiers, G du T."
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A comparative study of soil erosion in the Umfolozi Game Reserve and adjacent Kwazulu area from 1937 to 1983. (1990)This thesis describes a comparative study of actual and potential soil erosion in the Wilderness area of the Umfolozi Game Reserve, and a biophysiographically comparable adjacent traditional KwaZulu landuse area. Estimates ...