Science.gov topic Agriculture & Food for user category All categories [ http://www.science.gov/browse/w_105.htm ]
Agricultural Research Magazine - USDA-ARS - The U.S. Department of Agriculture's science magazine, published monthly by the Agricultural Research Service ...

Council for Agricultural Science and Technology [ http://www.cast-science.org/ ]
Assembles, interprets, and communicates science-based information regionally, nationally, and internationally on food, fiber, agricultural, natural resource ...

National Agricultural Library Kids' Science Page [ http://www.nal.usda.gov/kids/ ]
Lists of books, articles, and websites on specific agricultural subjects. Also includes related science fair projects, biographies of leading scientists, and more.