Henry Doubleday Research Association. Horticulture Research International Association - Research for commercial horticultural businesses. UK based body with individual and corporate membership. Hydroponics Project - Photographic presentation of hydroponics project at Colorado State University. Olivicoltura - Technical and professional consultancy for olive growing and olive oil, Tuscany, Italy.
Site has information on advanced techniques in olive cultivation.
Sydney Postharvest Laboratory - Serving the fresh fruit and vegetable industry, for matters including evaluation of postharvest technologies, storage and handling software, assistance with commercialization, patents, expert testimony, and cargo loss. Located in Sydney, Australia. The Center for Urban Horticulture - Research, teaching, and public service on the selection, management and role of plants and ecosystems in the urban environment. Maintains the Union Bay Gardens, Washington Park Arboretum, Miller Horticultural Library, the Hyde Horticultural Herbarium, and the Douglas Research Conservatory. College of Forest Resources, University of Washington, Seattle.