Inducing extraseasonal breeding in goats and sheep by controlled lighting
By: by Orson N. Eaton and Victor L. Simmons
Contributors: Simmons, V. L. (Victor Leonidas), 1901-
Series: Circular / United States Department of Agriculture -- no. 933; Circular (United States. Dept. of Agriculture) -- no. 933.
Publisher: U.S. Dept. of Agriculture
Published: 1953
Place of publication: Washington, D.C
Language: eng
Number of pages: 16
Subjects: Sheep; Breeding; Goats
Notes: Cover title.

Bibliography: p. 15-16.