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Scientific Article

Pre-mating injection of an analogue of gonadotrophin-releasing hormone (GnRH) and pregnancy rates to first insemination

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Pages 214-215 | Published online: 23 Feb 2011

References

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  • Goldbeck , V. 1976 . Improvements of first insemination results in cows by using gonadotrophin-releasing hormone (GnRH). Dissertation. Hannover. Abstracted . The Blue Book , 29 : 408 – 408 .
  • Graves , N. W. , Dunn , T. E. , Kaltenbach , C. L. , Short , R. E. and Carr , J. B. 1975 . Estrus and ovulation with PEFx. S.C.21009 and GnRH . J. Anim. Sc , 41 : 1 – 1 .
  • Leidl , W. , Bostedt , H. , Lamprecht , W. , Prinren , R. and Wendt , V . 1979 . Zur Ovulationssteuerung mit einem GnRH-Analogon und HCG bei der kunstlichen Besamung des rindes . Tierurzliche Umschuu , 34 : 546 – 555 .
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  • Macmillan , K. L. and Curnow , R. J. 1977 . Factors influencing A. B. conception rates. XI. Vanetrons in sire fertility . N.Z. Jl exp. Agric , 5 : 279 – 285 .
  • Macmillan , K. L. and Watson , J. D. 1975 . Fertility differences between groups of sires relative to the stage of oestrus at the time of insemination . Anim. Prod , 21 : 243 – 249 .
  • Roche , I. F. 1975 . Control of time of ovulation in heifers treated with Progesterone and Gonadotrophin-releasing hormone . J. Reprod. Furt , 43 : 471 – 477 .
  • Schels , H. F. and Mostafawi , D. 1978 . The effect of GnRH on the pregnancy rate of artificially inseminated cows . Vet. Rec , 103 : 31 – 32 .

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