World Agroforestry Centre.
Descriptions for a range of terms from agriculture, horticulture, forestry, ecology, soil science or another similar discipline organized alphabetically to assist those interesting in agroforestry.
National Center for Appropriate Technology. ATTRA - National Sustainable Agriculture Information Service.
Presents principles, common practices, marketing considerations, several case studies and an extensive list of further resources covering all aspects of agroforestry.
International Development Research Centre; Asian Network for Biological Sciences; Chinese Academy of Forestry.
Covers the taxonomy, distribution, growth characteristics, climatic requirements, breeding, propagation, culture, management, intercropping options, major diseases and insect pests and wood properties and utilization of Paulownia.