1. Agriculture and Food Research Council, 1993, Energy and protein requirements of ruminants. An advisory manual prepared by the AFRC Technical Committee on Responses to Nutrients. CAB International, Wallingford, UK.
2. Effects of breed and age on the performance of crossbred hill ewes sourced from Scottish Blackface dams;Annett;Animal,2011
3. Body measurements reflect body weights and carcass yields in Karayaka sheep;Cam;Asian Journal of Animal and Veterinary Advances,2010
4. New insights into the influence of breed and time of the year on the response of ewes to the ‘ram effect’;Chanvallon;Animal,2011
5. Hanrahan, J.P., 1989. Reproductive performance of Belclare sheep – a new composite breed. Paper presented at the 40th Annual Meeting of the European Association for Animal Production, 27-31 August 1989, Dublin, Ireland.