Methods for Assessment of Soil Degradation

摘要: INTRODUCTION Basic Concepts (Degradation, Resilience, Rehabilitation), R. Lal, W.H. Blum, C. Valentin, and B.A. Stewart SOIL DEGRADATION PROCESSES Soil Erosion Processes Water Erosion, J. Laflen E. Roose Wind Skidmore Modeling, Rose G. McTainsh Physical Degradation Structure, D. Gabriels Horn Crusting, Valentin Hard Setting, Mullins Compaction, I. Hakansson W. Voorhees Chemical Organic Matter Nutrient Depletion, Paul Acidification, M. Sumner Salt Buildup, Szabolcs Sodic Soils, P. Rengasamy Pollution Contamination, T.J. Logan B.R. Singh Acid Sulphate Soil, Dent M.E.F. Van Mensvoort Mineland Degradation, Dick et al. Biological Biomass Carbon, Berthelin DYNAMICS AND MAPPING Long-Term Characterization: Monitoring Bouma Scaling Extrapolation, L.T. West Remote Sensing GIS, G.W. Petersen Mapping at Different Scales, M.R. Hoosbeek Revisiting GLASOD Methodology, Oldeman Sociological Approach, H.E. Dregne IMPACT OF Agronomic, Lal Economic, Sanders Southgate Economic Impact of Crosson Greenhouse Effect, Quality, G.M. Pierzynski J.K. Koelliker CONCLUSIONS Holistic Approach to Combat Research Development Priorities, INDEX