Theriogenology
Volume 77, Issue 8 , Pages 1624-1631, May 2012

Artificial insemination at 56 h after intravaginal progesterone device removal improved AI pregnancy rate in beef heifers synchronized with five-day CO-Synch + controlled internal drug release (CIDR) protocol

  • R. Kasimanickam

      Affiliations

    • Department of Veterinary Clinical Sciences, Washington State University, Pullman, Washington 99164, USA
    • Corresponding Author InformationCorresponding author. Tel.: (509) 335 6060
  • ,
  • M. Asay

      Affiliations

    • Department of Veterinary Clinical Sciences, Washington State University, Pullman, Washington 99164, USA
  • ,
  • P. Firth

      Affiliations

    • Department of Veterinary Clinical Sciences, Washington State University, Pullman, Washington 99164, USA
  • ,
  • W.D. Whittier

      Affiliations

    • Department of Large Animal Clinical Sciences, Virginia Polytechnic Institute and State University, Blacksburg, Virginia 24061, USA
  • ,
  • J.B. Hall

      Affiliations

    • Nancy M. Cummins Research Extension and Education Center, University of Idaho, Carmen, Idaho 83462, USA

Received 15 August 2011; received in revised form 6 December 2011; accepted 6 December 2011. published online 30 January 2012.

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PII: S0093-691X(11)00654-6

doi:10.1016/j.theriogenology.2011.12.007

Theriogenology
Volume 77, Issue 8 , Pages 1624-1631, May 2012