U.S. flag

An official website of the United States government

NALDC

Main content area

Variation of Individual Pigs in Economy of Gain


Author:
Ashby, R.C. and Malcomson, A.W.
Source:
USDA
Year:
1920
Format:
p. 225-234.
Language:
English
Collection:
USDA publications
Permanent URL:
http://handle.nal.usda.gov/10113/IND43966276