Brucellosis certified-free herd.
Contributors: United States. Animal and Plant Health Inspection Service. Veterinary Services.
Series: APHIS 91 -- 54.
Publisher: U.S. Dept. of Agriculture, Animal and Plant Health Inspection Service, Veterinary Services
Published: 1981
Place of publication: Washington, D.C
Language: eng
Subjects: Brucellosis in cattle.
Notes: "September 1981."