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Wischmeier, W.H. and Smith, D.D. (1978) Predicting Rainfall Erosion Losses. A Guide to Conservation Planning. The USDA Agricultural Handbook No. 537, Maryland.
Article citations More>> Henning, E., Van Rensburg, W. and Smit, B. (2004) Finding Your Way in Qualitative Research. Van Schaik Publishers, Pretoria. has been cited by the following article: TITLE: ...