GARDEN-InfoSys+
- Maps the German landscape of agricultural research for development (ARD) and offers access to German web resources in ARD.
- http://www.garden-infosys.de/

The Earth's Carrying Capacity - Some Literature Reviews
- A review spread over hundreds of pages, of the global literature on degradation of soils, crop, grazing and forest lands, and fisheries.
- http://home.alltel.net/bsundquist1

EARD InfoSys
- European Information System on Agricultural Research website. Links and information on research on crops, agricultural, and fisheries topics.
- http://www.infosysplus.org/

CIAT: International Center for Tropical Agriculture
- Carries out research into agriculture and crops. Details of projects, regional activities, educational information, project databases.
- http://www.ciat.cgiar.org

The Small Farm Resource
- Aims to disseminate information of use to people with small farms or rural property. Topics include aquaculture, beekeeping, livestock, orchard and forage crops, and pests.
- http://www.farminfo.org/

Board on Agriculture and Natural Resources, NAS/NRC
- Part of U.S. National Academy of Sciences and National Research Council. Topics on site include animal nutrition, pesticides, and federal funding of agricultural research.
- http://dels.nas.edu/banr/

Agriculture and Agri-Food Canada
- Provides information, research and technology, and policies and programs to achieve security of the food system, health of the environment and innovation for growth.
- http://www.agr.gc.ca/

National Institute of Agricultural Botany
- Independent body specialising in agriculture, horticulture and food. It supplies a number of services including consultancy, training, and technical advice to governments, supra-governmental agencies, agribusiness and farmers.
- http://www.niab.com/

Resource Centre on Urban Agriculture and Forestry
- Provides resources for the integration of agriculture into urban planning. Website holds a number of papers and links to related sites.
- http://www.ruaf.org/

Agriculture 21
- Food and Agriculture Organization's agriculture website. Includes a news magazine plus guides and links to information on livestock, biotechnology, land/water development, crop production, plant protection, agricultural support systems.
- http://www.fao.org/ag

U.S. Department of Agriculture
- Enhancing the quality of life for the American people by supporting production of agriculture.
- http://www.usda.gov/