Comparison of 2 methods of estimating backfat thickness in live hogs
Subtitle: human judgment versus ultrasonics, a preliminary report
By: [by Raymond O. Gaarder]
Series: AMS -- 318
Publisher: U.S. Dept. of Agriculture, Agricultural Marketing Service, Marketing Research Division
Published: 1959
Place of publication: Washington, D.C
Language: eng
Number of pages: 38
Subjects: Swine; Judging
Notes: Cover title.

Bibliography: p. 24-25.