Browsing Livestock Feeders' Day, 1963 by Subject "Infectious atrophic rhinitis"

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Browsing Livestock Feeders' Day, 1963 by Subject "Infectious atrophic rhinitis"

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  • Kansas Swine Improvement Association Testing Station
    Koch, B.A.; Moyer, W.A. (Kansas Agricultural Experiment Station, 1963)
    The boar testing program was changed to a slaughter-pig testing program a year ago. The testing station committee of the Association made the change because of the difficulty in identifying carriers of infectious atrophic ...