Influence of inbreeding and other factors on litter size in Chester White swine
By: by H.O. Hetzer, W.V. Lambert, J.H. Zeller
Contributors: Lambert, W. V. (William Vincent), 1897-; Zeller, J. H. (John Henry), 1894-
Series: Circular / United States Department of Agriculture -- no. 570; Circular (United States. Dept. of Agriculture) -- no. 570.
Publisher: U.S. Dept. of Agriculture
Published: 1940
Place of publication: Washington, D.C
Language: eng
Number of pages: 11
Subjects: Chester White swine
Notes: Caption title.

"Contribution from Bureau of Animal Industry."

Bibliography: p. 10.