An evolving, living organic/inorganic covering, soil is in dynamic equilibrium with the atmosphere above, the biosphere within, and the geology below. It acts as an anchor for roots, a purveyor of water and nutrients, a residence for a vast community of microorganisms and animals, a sanitizer of the environment, and a source of raw materials for co

chapter 12|8 pages

Soil Acidity and Liming

chapter 13|36 pages

Soil Fertility Evaluation

chapter 14|16 pages

Fundamentals of Fertilizer Application

chapter 15|18 pages

Nutrient and Water Use Efficiency

chapter 17|20 pages

Saline and Boron-Affected Soils

chapter 18|28 pages


chapter 19|12 pages

Soil Water Repellency

chapter 20|26 pages

Biogeochemistry of Wetlands

chapter 21|26 pages

Acid Sulfate Soils

chapter 22|20 pages

Water Erosion

chapter 23|20 pages

Wind Erosion

chapter 24|26 pages

Land Application of Wastes

chapter 25|32 pages

Conservation Tillage

chapter 26|30 pages

Soil Quality

chapter 28|12 pages

United States Soil Survey Databases

chapter 31|18 pages

Soil Geographic Database of Russia

chapter 32|10 pages

Soil Databases in Africa