Contains a collection of 27 review papers that cover a range of issues and topics concerned with the management of soil biota. Emphasis is placed on soil microorganisms and soil microfauna that are of major importance in agricultural farming systems. Management issues include: management of introduced soil organisms; management of existing soil organisms and soil biotic processes; and management strategies to enhance the activities of beneficial soil biota in low input farming systems. The potential use of soil organisms and/or soil biotic activities as bioindicators of soil quality and crop productivity is also addressed.