Charts
Subtitle: relation of pastures, feed production, and butterfat price ratios to dairy production
By: prepared by E.E. Vial
Contributors: Vial, Edmund E. (Edmund Ellsworth)
Publisher: United States Department of Agriculture
Published: 1937
Place of publication: Washington, D.C
Language: eng
Number of pages: 16
Subjects: Animal nutrition; Pastures; Dairy products; Butter
Notes: Cover title.

"May 1937."

Mimeographed.