Official Dairy Herd Improvement rules.
Contributors: United States. Dept. of Agriculture.
Publisher: Dept. of Agriculture] : for sale by the Supt. of Docs., U.S. Govt. Print. Off.
Published: 1977
Place of publication: [Washington
Language: eng
Number of pages: 17
Subjects: Dairy laws -- United States.
Notes: Revised and accepted by the Coordinating Group for the National Cooperative Dairy Herd Improvement Program, May 1977.