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Breed and environmental effects on lamb production in Nigeria

Knowledge of the extent of variation due to non-genetic factors is vital to eliminate environmental effects and improve the efficiency of selection in sheep. Two indigenous breeds, the Udah and the Yankasa and crosses of these with exotic breeds were evaluated for lamb weights at birth, 3 months and...

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Main Authors: Buvanendran, V., Adu, I.F., Oyejola, B.A.
Format: Journal Article
Language:Inglés
Published: Cambridge University Press 1981
Subjects:
sheep
breeds
environment
age
parturition
seasons
sex
animal performance
body weight
crossbreds
Online Access:https://hdl.handle.net/10568/66983
Summary:Knowledge of the extent of variation due to non-genetic factors is vital to eliminate environmental effects and improve the efficiency of selection in sheep. Two indigenous breeds, the Udah and the Yankasa and crosses of these with exotic breeds were evaluated for lamb weights at birth, 3 months and 6 months of age, and for adult ewe weight. Crossbred lambs were significantly (P

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