Preface. Acknowledgments. The Task of Soil Physics. General Physical Characteristics of Soils. Properties of Water in Relation to Porous Media. Texture, Particle Size Distribution, and Specific Surface. Nature and Behaviour of Clay. Soil Structure and Aggregation. Soil Water: Content and Potential. Flow of Water in Saturated Soil. Flow of Water in Unsaturated Soil. Movement of Solutes and Soil Salinity. Soil Air and Aeration. Soil Temperature and Heat Flow. Stree-Strain Relations an Soil Strength. Soil Compaction and Consolidation. Bibliography. Index.