Supplement to the cow tester's manual
Contributors: United States. Department of Agriculture
Series: Miscellaneous publication / United States Department of Agriculture -- no. 359; Miscellaneous publication (United States. Dept. of Agriculture) -- no. 359.
Publisher: [U.S. Dept. of Agriculture]
Published: 1942
Place of publication: [Washington, D.C.]
Language: eng
Subjects: Dairy cattle; Testing