http://www.cgiar.org/
CGIAR's mission is to contribute to food security and poverty eradication in developing countries through research, partnership, capacity building, and policy support, and promoting sustainable agricultural development based on the environmentally sou
http://www.fao.org/ag
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.