Increase of cattle reproductivity using selection by number of calves of one cow
1995
Smirnov, D.A.
Possible genetic improvement of cattle reproductivity is discussed. Method of estimation of cow reproductivity by number of calves born from one cow within one year of its life was proposed. Reproductive rate was determined. One of the most significant factor of higher reproductivity of animals is proved to be widely used the best sires within line breeding
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书目信息
页码
pp. 39-45
其它主题
Gain genetique; Seleccion; Mejora genetica; Correlacion genetica; Correlation genetique; Controle de performance
语言
俄语
注释
Summary (En)
5 ref.
类型
Summary
1996-08-15
AGRIS AP