Contents of Part One include, in addition to the testimony of the witnesses called, such materials as: examples of citizen complaints, about the operation of school lunch programs; a report on the nutritional status of preschool Mexican-American farm children; a report on the Demonstration Migrant Nutrition Education Project, Edinburg, Texas; a review of studies of vitamin and mineral nutrition in the United States (1950-1968); White House Conference on Food, Nutrition and Health--Report of Followup Conference, Williamsburg, Va., February 5, 1971; Food and Nutrition Service; Part 210 Regulations, current as of Sept 4, 1970; soybean proteins for human diets; and, recipes using noninstant, nonfat dry milk. Contents of Part Two include, in addition to the testimony of witnesses called, such materials as: articles dealing with the hot lunch programs in Kansas City; elementary school enrollments and capacities, September 1968; summary of vital statistics, secondary schools, Kansas City, Kans.; matching requirements of the amended School Lunch Act; cafeteria food programs; trends developed in the cafeteria to reduce cost of production; items considered in compiling school meal expenses; and, a report on the fast production assembly lines producing convenience foods to serve 40,000 students in ghetto schools. (JM)