Sow productivity
Subtitle: national swine survey
By: [National Animal Health Monitoring System]
Publisher: U.S. Dept. of Agriculture, Animal and Plant Health Inspection Service, Veterinary Services
Published: 1992
Place of publication: Fort Collins, Colo
Language: eng
Subjects: Sows; Productivity; Swine; Breeding; Economic aspects
Notes: Caption title.

"March 1992"--Page [1].

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