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pro vyhledávání: '"Hirano, H"'
Autor:
Hirano, Hiromi
Publikováno v:
Masters Theses & Specialist Projects.
The purpose of this study was to determine differences between littermate boars and barrows for performance and carcass traits in the Iowa and Northeast Iowa Swine Testing Stations. Data were obtained from 917 litters including 1,804 boars and 917 ba