This superb reference considers the essential role of biochemical processes in the soil environment -- emphasizing the activity of microorganisms in soil. Offering new insights into basic biological, chemical, and physical processes, the book also stresses the potential application of biochemical processes in soil to environmental biotechnology. An outstanding and up-to-date analysis of biological processes in soil -- written by international authorities in the field -- Volume 7 of Soil Biochemistry highlights applications of biotechnology, molecular biology, and microbial genetics to soil biology and biochemistry ... advances in understanding the biochemistry of sulfur cycling ... processes of humification ... the extraction of soil enzymes ... interactions between soil minerals and microorganisms ... the formation of desert varnishes ... the role of nematophagous fungi in soil ... the movement of microorganisms in soil ... new techniques for the biochemical analysis of biomass in soil ... community structure and microbial activity in soil ... and the application of molecular techniques to soil microbial ecology and biotechnology. Book jacket.