Content.- 1 Forest Soils in the Humid Tropics: Characteristics and Classification.- Soils of rainforests: Characterization and major constraints of dominant forest soils in the humid tropics.- The World Reference Base for Soil Resources: An introduction with special reference to soils of tropical forest ecosystems.- Soils of the tropical forests of Leyte, Philippines 1. Weathering, soil characteristics, classification and site qualities.- Soils of the tropical forests of Leyte, Philippines 2. Impact of different land uses on status of organic matter and nutrient availability.- 2 Chemical and Hydrological Changes after Utilization.- Soil chemical changes after tropical forest disturbance and conversion: The hydrological perspective.- Hydrology of Acrisols beneath Dipterocarp forests and plantations in East Kalimantan, Indonesia.- Nutrient dynamics in intact and logged tropical rain forest in Guyana.- Logging can cause a serious lack of calcium in tropical rainforest ecosystems: An example from Sabah, Malaysia.- Resilience of phosphorus transformations in tropical forest and derived ecosystems.- 3 Soil Fertility and Fertilization in Forest Plantations and Agroforestry Systems.- Nutrient disorders and nutrient management in fast growing plantations.- Growth response of rainforest cabinet timber species to fertilizer application in North Queensland plantations.- Site specific fertilizer requirements of tropical Pine plantations.- Above-ground nutrient dynamics of Caribbean Pine (Pinus caribaea) plantation ecosystems.- Nutrient retranslocations during the early growth of two exotic plantation species.- Effect of fertilizing on establishment and early growth of tree plantations on Imperata cylindrica grasslands.- Effect of tillage and woody hedgerows in alley cropping on theproductivity of an Alfisol.- Longterm studies of soil fertility in cacao-shade trees-agroforestry systems: Results of 15 years of organic matter and nutrients research in Costa Rica.- 4 Ecosystem Studies in Dipterocarp Forests of Southeast Asia.- Soil environment and tree species diversity in tropical rain forest, West Sumatra, Indonesia.- Distribution characteristics of mineral elements in trees of tropical rain forest, West Sumatra, Indonesia.- Forest soils under alternatives to slash-and-burn agriculture in Sumatra, Indonesia.- Fine root inventories in Dipterocarp forests and plantations in East Kalimantan, Indonesia.- Vesicular-arbuscular mycorrhizas of durian and other plants of forest gardens in West Kalimantan, Indonesia.- Natural rehabilitation of disturbed tropical rainforest soils in Sabah, Malaysia.
