Comparison of the longevity and lifetime performance of Scottish Blackface ewes and their crosses within hill sheep flocks

A study was undertaken to compare the longevity and lifetime lamb output of purebred Scottish Blackface (BF) ewes with a range of crossbred genotypes from Scottish BF dams. For up to five successive breeding seasons, 1143 Scottish BF, Swaledale × BF (SW × BF), North Country Cheviot × BF (CH × BF), L...

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Detalhes bibliográficos

Principais autores:	R.W. Annett, A.F. Carson, L.E.R. Dawson, D. Irwin, A.W. Gordon, D.J. Kilpatrick
Formato:	Artigo
Idioma:	Inglês
Publicado em:	Elsevier 2011-01-01
coleção:	Animal
Assuntos:	crossbreeding lamb output culling mortality
Acesso em linha:	http://www.sciencedirect.com/science/article/pii/S1751731110002107
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