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Sheep Reproduction
Factors affecting the pregnancy rate in ewes following AI
  1. Richard Murray
  1. School of Veterinary Science, University of Liverpool, Leahurst Campus, Chester High Road, Neston, Cheshire CH64 7TE e-mail:

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Richard Murray, corresponding author on the paper, comments: Dan Fawcett comments on our recent paper in Veterinary Record on laparoscopic artificial insemination (LAI) in ewes (doi: 10.1136/vr.c5979). This study focused on aspects of husbandry and breeding management under the control of breeders themselves; it was never meant to be a definitive account of reproductive efficiency in ewes subjected to artificial breeding methods.

First, the paper described reproductive efficiency involving three companies providing a LAI service to suit the requirements and circumstances of individual breeders; thus, the basic breeding programme described …

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