Browsing College of Agriculture by Subject "Dairy cattle"

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Browsing College of Agriculture by Subject "Dairy cattle"

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  • Shirley, John E. (Kansas Agricultural Experiment Station, 2011-08-02)
    Body condition scoring provides a tool to help the dairy herd manager evaluate his/her nutrition and management program. It takes time, has an associated cost, and will result in a positive economic return if one makes ...
  • Call, Edward P.; Dunham, James R. (Kansas Agricultural Experiment Station, 2011-08-02)
    An analysis of Kansas Holstein herds in 1992 indicated that the yearly milk production per cow had a significant effect on returns to labor and management. The lowest quartile herds (13,445 lb per cow average) had a ...
  • Call, Edward P. (Kansas Agricultural Experiment Station, 2011-05-20)
    Although there is a genetic antagonism between yearly production per cow and reproduction, analysis of Kansas Holstein herds suggests that managers of higher producing herds overcome this inverse relationship. Higher ...
  • Harner, Joseph P.; Smith, J. F.; Brouk, Michael J. (Kansas Agricultural Experiment Station and Cooperative Extension Service, 2011-08-02)
    Temperatures and humidities outside and inside freestall barns and cow respiration rates were monitored on three Kansas and two Nebraska commercial dairy farms during the summer of 1999. All farms had 4-row freestall ...
  • Bradford, Barry J. (Kansas Agricultural Experiment Station and Cooperative Extension Service, 2014-03-14)
    In the past, efforts to improve the transition to lactation have focused largely on preventing infections and maximizing energy intake in transition cows, and these issues have generally been treated independently. New ...
  • Vargas, C. F.; Reinhardt, Christopher D.; Firkins, J. L.; Bradford, Barry J. (Kansas Agricultural Experiment Station and Cooperative Extension Service, 2014-03-14)
    A meta-analysis was performed to determine the possible effects of dietary sugar on feed intake and milk production in lactating dairy cattle. The database used in this analysis included 18 treatment comparisons frozm ...
  • Rocha, L.; Hulbert, Lindsey E.; Scortegagna, Filippe; Voelz, Benjamin; Mendonca, Luis (Kansas Agricultural Experiment Station and Cooperative Extension Service, 2015-04-22)
    Milking time may be a stressful event for lactating dairy cows during summer. Increases in body temperatures because of crowding in the milk parlor holding pen may contribute to increased heat stress. The objective of ...
  • Yuan, Kai; Farney, Jaymelynn K.; Mamedova, Laman K.; Sordillo, Lorraine M.; Bradford, Barry J. (2014-03-05)
    Inflammation may be a major contributing factor to peripartum metabolic disorders in dairy cattle. We tested whether administering an inflammatory cytokine, recombinant bovine tumor necrosis factor-α (rbTNFα), affects milk ...

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