Biophysical interactions in tropical agroforestry systems*
Soil improvement by trees in sub-Saharan Africa
Decomposition and nitrogen release patterns of tree prunings and litter
Nutrient cycling under mixed-species tree systems in southeast Asia
Agroforestry in the management of sloping lands in Asia and the Pacific
Shade management in coffee and cacao plantations
The domestication and commercialization of indigenous trees in agroforestry for the alleviation of poverty
Socioeconomic research in agroforestry
Policy issues in agroforestry
Directions in tropical agroforestry research