Relative milk production of cows in pen barns and stanchion barns
By: by R.R. Graves, J.R. Dawson, and D.V. Kopland
Contributors: Dawson, J. R. (James Robert), b. 1894; Kopland, D. V. (David Victor), 1899-
Series: Circular / United States Department of Agriculture -- no. 763; Circular (United States. Dept. of Agriculture) -- no. 763.
Publisher: U.S. Dept. of Agriculture
Published: 1947
Place of publication: Washington, D.C
Language: eng
Subjects: Dairy barns; Milk yield
Notes: Caption title.