The Web site of the United States Department of Agriculture: National Institute of Food and Agriculture. (http://www.csrees.usda.gov)   The National Institute of Food and Agriculture (NIFA) is an agency within the U.S. Department of Agriculture (USDA), part of the executive branch of the Federal Government. Congress created NIFA through the Food, Conservation, and Energy Act of 2008. NIFA replaced the former Cooperative State Research, Education, and Extension Service (CSREES),... Full Bio