European Perspective Rickson, R.J. text UK CAB Intrnational c1992 monographic x,425p.: Ill.,( Maps). Part I. Assessment of Soil Degradation. Part II. Prediction and Modelling. Part III. Perspectives on Soil Conservation Measures. edited by R.J. Rickson. Includes bibliographic references and index. Soil Conservation S622.2 .C66 1992 0851989489 UOEL 000 20150410092146.0