Animal agriculture and food
Series: ARS 44 -- 208; ARS 44 -- 208.
Publisher: United States Department of Agriculture, Agricultural Research Service
Published: 1969
Place of publication: Beltsville, Maryland
Language: eng
Number of pages: 18
Subjects: Livestock productivity; Research; Economic aspects; Feed utilization efficiency; Agriculture; Statistics; Finance
Notes: Caption title.

"Developed by staff of the Animal Husbandry Research Division, ARS, USDA, Beltsville, Maryland."

"January 1969."

Includes bibliographical references.