Within the breed the big dairy cows excell
By: by J.C. McDowell
Series: Circular / United States Department of Agriculture -- no. 114; Circular (United States. Dept. of Agriculture) -- no. 114.
Publisher: U.S. Dept. of Agriculture
Published: 1930
Place of publication: Washington, D.C
Language: eng
Subjects: Milk yield
Notes: Caption title.

Includes bibliographical references.