Browsing Dairy Day, 1985 by Subject "Prostaglandin F2-alpha"

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Browsing Dairy Day, 1985 by Subject "Prostaglandin F2-alpha"

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  • Controlling calving intervals with prostaglandin F2αand fixed-time inseminations
    Stevenson, Jeffrey S.; Lucy, M.C.; Call, Edward P. (Kansas Agricultural Experiment Station, 1985)
    Prolonged or delayed interval to first breeding is a major cause of long calving intervals. Our objective was to test two methods of artificial insemination by appointment after controlling the onset of estrus for all ...
  • Early postpartum hormonal therapy improves fertility of dairy cows
    Stevenson, Jeffrey S.; BenMrad, M. (Kansas Agricultural Experiment Station, 1985)
    A study of 234 Holstein cows was conducted to determine if hormonal treatments of gonadotropin-releasing hormone (GnRH or Cystorelin®) and(or) prostaglandin F2a (PGF or Lutalyse®) given early after calving would ...