Book reviews in this article:Soils and EnvironmentBy S. Ellis&A. Mellor.Soil Erosion Research MethodsEdited by R. Lal.Agriculture and Environment: Bridging Food Production and Environmental Protection in Developing CountriesEdited by Anthony S.R. Juo and Russell D. Freed.Soil Management in Sustainable AgricultureEdited by H.F. Cook and H.C. Lee.Soil Nutrient Bioavailability—2nd EditionBy Stanley A. Barber.Soil fertility decline under sisal cultivation in TanzaniaBy Alfred E. Hartemin