Browsing Swine Day, 1987 by Author "Stevenson, J.S."

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Browsing Swine Day, 1987 by Author "Stevenson, J.S."

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  • Effects of flushing, altrenogest, and pubertal status on litter traits in gilts
    Rhodes, M.T.; Davis, D.L.; Stevenson, J.S. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 1987)
    We tested the effects of flushing (3.4 lb extra ground sorghum grain for at least 10 days before estrus) and estrous synchronization with altrenogest on litter traits in gilts. Altrenogest had no effect on litter size or ...
  • Estrous expression of sows after altered suckling and boar exposure
    Newton, E.A.; Stevenson, J.S.; Davis, D.L. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 1987)
    In two different experiments, we studied the influence of: 1) separating litters from their dams (altered suckling) during the last 8 days of lactation, which included a change in housing and social interaction with other ...
  • Increasing litter size in swine herds
    Davis, D.L.; Stevenson, J.S.; Minton, J.E. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 1987)
    Management and biological factors combine to limit litter size in swine herds. With present technology, improving litter size depends upon increasing the number born in the first litter and prolonging sow longevity. Methods ...