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Abstract

The object of the study was to determine the relative importances of seasonal changes in ovulation rate, fertilization rate and embryo survival as the cause of reduced lambing rates in ewes mated in February compared with those mated in November. The study was conducted at a location 57°N using...

Author(s)
Mitchell, L. M.; King, M. E.; Aitken, R. P.; Gebbie, F. E.; Wallace, J. M.
Citation
Journal of Reproduction and Fertility, 1999, 115, 1, pp 133-140
Abstract

Techniques are described for intra-uterine insemination of ewes, recovery of ova and transfer of ova, all 3 procedures involving laparosopy under sedation and local anaesthesia. Some data are given on the results of these procedures.

Author(s)
McKelvey, W. A. C.; Robinson, J. J.; Aitken, R. P.
Citation
British Society of Animal Production. Winter Meeting, 17-19 March 1986, Grand Hotel, Scarborough., 1986, Paper No. 66, pp 2 pp.