00893cam a2200265 4500 agr68000097 DLC 20260227111029.0 691024s1968 dcua 000 0 eng c agr68000097 U.S. Nat'l. Agr. Libr. DLC DLC S21 .A483 no. 493 1 Ag84L no. 493 1968 United States. Agricultural Research Service. Animal Disease and Parasite Research Division. Liver flukes in cattle. [Slightly rev. Washington, U.S. Govt. Print. Off., 1968] 8 p. illus. 24 cm. United States. Dept. of Agriculture. Leaflet ; no. 493 Liver flukes. Cattle Parasites. Fasciola hepatica. Cattle Parasites. Leaflet (United States. Department of Agriculture) ; no. 493. 12405 12405