A survey of gastrointestinal nematodes in feeder calves in Southern illinois.
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases; D041981:Gastrointestinal Tract / Q000382:microbiology*; D007087:Illinois; D009348:Nematoda
CATTLE/diseases; GASTROINTESTINAL SYSTEM/microbiology; NEMATODES