Guidelines for uniform swine improvement programs
Series: Program aid ; no. 1157; Program aid (United States. Dept. of Agriculture) -- no. 1157
Publisher: U.S. Dept. of Agriculture, Extension Service
Published: 1976
Place of publication: [Washington]
Language: eng
Number of pages: 36
Subjects: Swine -- Economic aspects -- United States; Swine -- Breeding -- United States
Notes: Cover title

Prepared in cooperation with National Swine Improvement Federation and Agricultural Research Service

At head of title: National Swine Improvement Federation Recommendation

Includes appendices