FIELD: poultry science, poultry selection.
SUBSTANCE: the method deals with evaluating egg shell pigmentation in 30-wk-aged hens of maternal stock followed by selecting the youngsters obtained from these hens. Two weeks before finishing the process hens should undergo stress impact to re-evaluate their egg shell pigmentation. Poultry offspring that changed the values of chromaticity by 2 points and higher should be rejected. The innovation enables to increase efficiency of selecting hens for higher safety and egg yield.
EFFECT: higher efficiency of selection.
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