Browsing Livestock Feeders’ Day, 1962 by Subject "Antibiotics"

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Browsing Livestock Feeders’ Day, 1962 by Subject "Antibiotics"

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  • Koch, B.A.; Yu, J.T. (Kansas Agricultural Experiment Station, 1962)
    Pigs used were both barrows and gilts, either Duroc or Black Poland China breeds. All pigs used in the study were approximately the same age when they went on test. The heavier pigs were assigned to lot 4. They were self-fed ...