New insights into the influence of breed and time of the year on the response of ewes to the ‘ram effect’

Exposure of anoestrous ewes to rams induces an increase in LH secretion, eventually leading to ovulation. This technique therefore is an effective, low-cost and hormone-free way of mating sheep outside the breeding season. However, the use of this technique is limited by the variability of the ewes’...

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Bibliographic Details

Published in:	Animal
Main Authors:	A. Chanvallon, L. Sagot, E. Pottier, N. Debus, D. François, T. Fassier, R.J. Scaramuzzi, C. Fabre-Nys
Format:	Article
Language:	English
Published:	Elsevier 2011-01-01
Subjects:	seasonality sheep ram effect anoestrus breed
Online Access:	http://www.sciencedirect.com/science/article/pii/S1751731111000668