Subchapter IV. National Food and Human Nutrition Research and Extension Program 7 U.S. Code §3171. Congressional findings and declaration of policy 7 U.S. Code §3172. Duties of Secretary of Agriculture 7 U.S. Code §3173. Research by Department of Agriculture 7 U.S. Code §3175. Nutrition education program 7 U.S. Code §3175a. Nutrition and consumer education; Congressional findings 7 U.S. Code §3175b. Expansion of effective food, nutrition, and consumer education services 7 U.S. Code §3175c. Program of food, nutrition, and consumer education by State cooperative extension services 7 U.S. Code §3175d. Administration of program of food, nutrition, and consumer education by State cooperative extension services 7 U.S. Code §3175e. Authorization of appropriations 7 U.S. Code §3178. Nutritional status monitoring 7 U.S. Code §3178a. Nutrition monitoring 7 U.S. Code §3179. Research on strategies to promote the selection and consumption of healthy foods