Preface. 1. What is Soil biological Fertility? L.K. Abbott, D.V. Murphy; 2. Impact of Fauna on chemical Transformations in soil, G.H.R. Osler; 3. Impact of Microorganisms on Chemical Transformatons in Soil, D.V. Murphy, E.A. Stockdale, P.C. Brooks, K.W.T. Goulding; 4. Role of Fauna in Soil Physical Processes, P.C.J. van Vliet, P.F. Hendrix; 5. Contributions of Rhizosphere Interactions to Soil Biological Fertility, P. Marschner, Z. Rengel; 6. Contributions of Rhizobia to Soil Nitrogen Fertility, A. McInnes, K. Haq; 7. Contributions of Arbuscular Mycorrhizas to Soil Biological Fertility, D.D. Douds Jr., N. Collins Johnson; 8. Relevance of Plant Root Pathogens to Soil Biological Fertility, V.V.S.R. Gupta, K. Sivasithamparam; 9. Relevance of Interactions amongst Soil Microorganisms to Soil Biological Fertility, W.M. Williamson, D.A. Wardle; 10. Managing the Soil Habitat for Enhanced Biological Fertility, M.J. Clapperton, K. Yin Chan, F.J. Larney; 11. Sustainable Farming Systems and their Impact on Soil Biological Fertility - Some Case Studies, E.A. Stockdale, W.R. Cookson; 12. Sustainability of Soil Management Practices - A Global Perspective, P. Smith, D.S. Powlson; List of Contributors; Index.