Fertility in postpartum dairy cows in winter or summer following estrus synchronization and fixed time AI after the induction of an LH surge with GnRH or hCG

By Rensis F.D.   Marconi P.   Capelli T.   Gatti F.   Facciolongo F.   Franzini S.   Scaramuzzi R.J.  

Theriogenology, Vol. 58, Iss. 9, 2002-12 ,pp. : 1675-1687

Elsevier

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Reproductive performance of lactating dairy cows treated with gonadotrophin-releasing hormone (GnRH) and/or prostaglandin F2a (PGF2a) for synchronization of estrus and ovulation

By Momcilovic D.   Archbald L.F.   Walters A.   Tran T.   Kelbert D.   Risco C.   Thatcher W.W.  

Theriogenology, Vol. 50, Iss. 7, 1998-11 ,pp. : 1131-1139

Elsevier

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Reproductive performance of lactating dairy cows following estrus synchronization regimess with PGF2 and progesterone

By Xu Z.Z.   Burton L.J.   Macmillan K.L.  

Theriogenology, Vol. 47, Iss. 3, 1997-02 ,pp. : 687-701

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Efficacy of decreasing the dose of GnRH used in a protocol for synchronization of ovulation and timed AI in lactating dairy cows

By Fricke P.M.   Guenther J.N.   Wiltbank M.C.  

Theriogenology, Vol. 50, Iss. 8, 1998-12 ,pp. : 1275-1284

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Effect of one spontaneous estrus cycle (after synchronization with PGF 2 ) on reproductive performance in dairy cows

By Drillich M.   Tenhagen B.-A.   Heuwieser W.  

Theriogenology, Vol. 54, Iss. 9, 2000-12 ,pp. : 1389-1394

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