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A 5-year survey was undertaken to compare the productivity of crossbred ewes (East Friesian (EF) sires×Corriedale (C) dams), relative to purebred Corriedale ewes in terms of reproduction rate, wool production and quality and milk production. The experimental population consisted of a self-replacing flock of 200 breeding ewes (2–9 years of age), 120 being C and 80 EF×C (F1) crosses. The ewes were maintained...
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