Agricultural websites of government departments and educational institutions:

Australian Centre for International Agricultural Research (ACIAR)About sustainable agricultural production in developing countries
Bullocks Permaculture Homestead“…a resource for permaculture information as well as the online home for our extraordinary permaculture site on Orcas Island” Go to Permaculture Network. US based.
Biosecurity Australia – Department of Agriculture, Fisheries and ForestryLinks to current information on Biosecurity, Importing to Australia and Quarantine
Fairchild Tropical Botanic GardenVirtual Herbarium
Fairchild Tropical Botanic GardenTropical Fruit Program
Farmer’s BookshelfHawaiian government horticultural site
Institute of Food and Agricultural SciencesAnother University of Florida site
International Society for Horticultural Science
Manipur Dept of HorticultureIndian government horticulture site
NewCROP™ the New Crop Resource Online ProgramWindows to new and specialty crop profiles, wide and searchable range of agricultural information, including an Australian New Crops Project
NSW DPI – Coastal FruitgrowersThe Coastal Fruitgrowers Newsletter contains news & information for fruit growers on all aspects of growing citrus and low-chill stonefruit
Pacific Northwest Management HandbooksWide scope, Plant disease, Weed, Insect, searchable and printable.
PaDILPictures of invasive pests and disease
Philippines Dept of AgricultureOfficial website of Philippines government
Philippines Dept of Science and technologyOfficial website of Philippines government, range of R&D projects
Queensland Department of Agriculture, Fisheries and ForestryDAFF home page
RIRDCAustralian government rural research site
SA Primary Industries DeptDepartment home page
Tropical Research and Education CenterUniversity of Florida site on tropical and sub-tropical fruit crops
US Department of AgricultureDepartment home page
    World statistics, Country comparisons. Search its Encyclopedia’s contents using the online search engine, for example “Persimmon”. 
  • Read books online for free presents free online books on various topics, including gardening and horticutural books.