National listing of validated brucellosis-free herds
Edition: Rev. Jul. 1965.
Series: ARS -- 91-43-2; ARS (Series) (United States. Agricultural Research Service) -- 91-43-2.
Publisher: U.S. Dept. of Agriculture, Agricultrual Research Service
Published: 1965
Place of publication: [Washington, D.C.?]
Language: eng
Number of pages: 73
Subjects: Brucellosis