TY - GEN ED - United States TI - Protecting our food T2 - The Yearbook of agriculture AV - S21TX353 U1 - 630/.5 s614.3/1/0973 PY - 1966///] CY - Washington PB - U.S. Govt. Print. Off. KW - Agriculture KW - Food industry and trade KW - Food supply KW - Food KW - Plants Protection of KW - United States N1 - Includes index ER -