guide to using and understanding DHIA records
By: by J. Lee Majeskie, Grady F. Williams, Frank E. Wood ; Cooperative Extension, College of Agriculture, Washington State University, Pullman, in cooperation with the United States Department of Agriculture.
Contributors: Williams, Grady F.; Wood, Frank E.; Washington State University. Cooperative Extension.; United States. Dept. of Agriculture.
Publisher: Cooperative Extension, College of Agriculture, Washington State University
Place of publication: Pullman, Wash
Language: eng
Number of pages: 46
Subjects: Dairy cattle -- Washington (State) -- Statistics; Cow testing -- Washington (State) -- Statistics
Genres: Statistics.
Other titles: Dairy Herd Improvement Association (DHIA) records in Washington State.
Notes: Cover title.

"Issued in furtherance of the Acts of May 8 and June 30, 1914, by Washington State Cooperative Extension."