FIELD: agriculture.
SUBSTANCE: invention refers to agriculture, in particular to poultry breeding. The method comprises hen assessment according to external appearance in 5-week age, muscles of the chest and legs, bone strength, egg-laying capacity in the age to 34 weeks. Additionally egg weight is taken into account in the hen age 50-54 weeks and hens, having egg weight higher than 73 g, are weeded out.
EFFECT: quantity of hatching eggs is increased.
1 ex
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Authors
Dates
2009-10-20—Published
2008-04-03—Filed