Browsing Dairy Day, 1984 by Subject "Artificial Insemination (AI)"

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Browsing Dairy Day, 1984 by Subject "Artificial Insemination (AI)"

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  • Stevenson, Jeffrey S.; Schmidt, M.K.; Call, Edward P. (Kansas Agricultural Experiment Station, 1984)
    To study the effects of gonadotropin-releasing hormone (GnRH) and timing of artificial insemination (Al) on fertility, 328 dairy cows were divided into four groups. Inseminations at first, second, or third service were ...
  • Plunkett, S.S.; Stevenson, Jeffrey S.; Call, Edward P. (Kansas Agricultural Experiment Station, 1984)
    Two experiments were conducted in 17 dairy herds in NE Kansas to determine the effectiveness of prostaglandin F2α (PGF) for reducing intervals to conception for cows with silent or unobserved estrus. Cows that failed to ...