Why costs of milk vary
Subtitle: possibilities of cow testing associations
By: [P.E. McNall and D.R. Mitchell]
Contributors: Mitchell, David R.
Series: Bulletin / University of Wisconsin. Agricultural Experiment Station -- 345; Bulletin / University of Wisconsin. Agricultural Experiment Station -- 345.
Publisher: Agricultural Experiment Station, University of Wisconsin
Published: 1922
Place of publication: Madison
Language: eng
Number of pages: 24
Subjects: Costs; Dairying
Notes: Cover title.

"Cooperating with the State Department of Markets."