00833cam a2200253 4500 agr68000286 DLC 20260227111031.0 691216s1968 dcua 000 0 eng c agr68000286 U.S. Nat'l Agr. Libr. DLC DLC S21 .A483 no. 549 1 Ag84L no. 549 United States. Entomology Research Service. Using honey bees to pollinate crops. [Washington, U.S. Govt. Print. Off., 1968] 7 p. illus. 24 cm. United States. Dept. of Agriculture. Leaflet no. 549 Honeybee. Pollination by insects. Fertilization of plants by insects. Apis mellifera. Leaflet (United States. Department of Agriculture) ; no. 549. 12577 12577