Browsing Swine Day, 1983 by Subject "Reproductive"

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Browsing Swine Day, 1983 by Subject "Reproductive"

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  • Effect of injectable antibiotics at breeding on reproductive performance
    Pollman, D.S.; Davis, D.L. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 1983)
    A total of 116 sows were used in a study to evaluate the effect of penicillin or long-acting oxytetracycline on reproductive performance. Antibiotic injection at breeding time did not improve farrowing rate or litter size. ...
  • Reproductive performance of sows after reducing litter size for five days before weaning
    Stevenson, J.S.; Davis, D.L. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 1983)
    Our objective was to characterize reproductive performance for sows nursed by only two to four pigs for the last 5 days of lactation. Litter size was reduced beginning at 2 (16 sows), 3 (15 sows), or 4 (15 sows) weeks after ...