Castration of young pigs
By: Frank G. Ashbrook
Series: Farmers' bulletin / United States Department of Agriculture -- no. 780; Farmers' bulletin (United States. Department of Agriculture) -- no. 780.
Publisher: U.S. Dept. of Agriculture
Published: 1916
Place of publication: Washington, D.C
Language: eng
Subjects: Swine; Castration
Notes: Cover title.

"Contribution from the Bureau of Animal Industry".

Bibliography: p.2.