Browsing Swine Day, 1991 by Author "Davis, D.L."

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Browsing Swine Day, 1991 by Author "Davis, D.L."

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  • Does extra feed affect breeding affect litter size?
    Davis, D.L. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 1991)
    Fertility was evaluated in sows fed 4 vs 10 lb/d and gilts fed 4 vs 7.4 Ibid during the first 10 days after breeding. No effects on farrowing rate or litter traits were detected. This confirms results of a previous KSU ...
  • One-day supplementation with tyrosine did not affect reproductive traits of sows
    Rettmer, I.; Goodband, R.D.; Stevenson, J.S.; Davis, D.L. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 1991)
    Primiparous and multiparous sows received a single dietary supplement of L-tyrosine in their feed on the day after weaning, and the effects on various reproductive traits were evaluated. Sows received either none (control; ...