FIELD: agriculture. SUBSTANCE: method involves weighing of birds as their age is 3-7 days and culling of all birds whose liveweight is less than average. As a result, at the age of four weeks the increase in liveweight varies from 32 to 82 g in different lines. EFFECT: earlier evaluation and selection for rate of growth. 3 tbl
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Authors
Dates
1995-12-27—Published
1993-12-22—Filed