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| List of contributors Preface Acknowledgements 1 Concepts of soils 1.1 Some Greek and Roman concepts 1.2 The transition 1.3 The awakening 1.4 Genetic supremacy 1.5 Sampling volumes 1.6 Landscape systems 1.7 The new millennium 2 Pedogenie processes and pathways of horizon differentiation 2.1 Horizonation processes 2.2 Studies of soil genesis 2.3 Surface horizons 2.4 Subsurface horizons 2.5 Formation of structural features in soil 3 Soil phases: the inorganic solid phase 3.1 Description 3.2 Future prospects 4 Soil phases: the organic solid phase 4.1 Soil organic matter complex composition 4.2 Organomineral associations 4.3 Soil organic matter dynamics 5 Soil phases: the liquid phase 5.1 The liquid phase of soils 5.2 Methods of soil solution characterization 5.3 Application of soil solution studies to pedogenesis 5.4 Conclusions 6 Soil phases: the gaseous phase 6.1 Gaseous components of soil 6.2 Sources, sinks and transport of gases in the soil 6.3 Agroecological evaluation of the soil air 6.4 Gases emissions and global ecological functions of the soil 7 Soil phases: the living phase 7.1 Physiological capabilities of soil organisms 7.2 The role of organisms for soil functions 7.3 Aerobic and anaerobic metabolisms in soil 7.4 The living phase indicates soil quality 7.5 Modification of biotic communities during soil degradation 8 The State Factor theory of soil formation 8.1 The soil system 8.2 State factors 8.3 Importance of State Factor theory 9 Factors of soil formation: parent material. As exemplified by a comparison of granitic and basaltic soils 9.1 Mineralogical properties 9.2 Physical properties 9.3 Chemical properties 9.4 Conclusions 10 Factors of soil formation: climate. As exemplified by volcanic ash soils 10.1 Global climate and soil formation …… 11 Factors of soil formation:topography 12 Factors of soil formation:biota.As exemplified by case studies of the direct imprint of trees on trees on trace metal concentrations in soils 13 Factors of soil formation:time 14 Soil formation on Earth and beyond:the role of additional soil-forming facors 15 Soil functions and land use 16 Physical degradation of soils 17 Chemical degradation of soils 18 The future of soil research Appendix:Naming soils and soil horizons Stanley W.Buol,Giacomo Certini and Riccardo Scalenghe References Index |
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