1. Concepts of soils Richard W. Arnold 2. Pedogenic processes and pathways of horizon differentiation Stanley W. Buol 3. Soil phases: the inorganic solid phase G. Jock Churchman 4. Soil phases: the organic solid phase Claire Chenu 5. Soil phases: the liquid phase Randy A. Dahlgren 6. Soil phases: the gaseous phase Andrey V. Smagin 7. Soil phases: the living phase Oliver Dilly, Eva-Maria Pfeiffer and Ulrich Irmler 8. The State Factor theory of soil formation Ronald Amundson 9. Factors of soil formation: parent material M. Jeff Wilson 10. Factors of soil formation: climate as exemplified by volcanic ash soils Sadao Shoji, Masami Nanzyo and Tadashi Takahashi 11. Factors of soil formation: topography Robert C. Graham 12. Factors of soil formation: biota Francoise Courchesne 13. Factors of soil formation: time Ewart A. FitzPatrick 14. Soil formation on Earth and beyond: the role of additional soil forming factors Giacomo Certini and Riccardo Scalenghe 15. Soil functions and land use Johan Bouma 16. Physical degradation of soils Michael J. Singer 17. Chemical degradation of soils Peter Blaser 18. The future of soil research Anthony C. Edwards.
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