FIELD: poultry farming.
SUBSTANCE: method includes keeping chickens in cage batteries under standard lighting conditions. From the 36th week of life, hens are kept under a lighting regime that changes the time to turn on and off the light, according to the circadian rhythms of oviposition of hens, which lay eggs every 30 days 45 minutes earlier than the previous time of turning on and off the lighting in the room during the previous month.
EFFECT: increasing the egg productivity of laying hens.
1 cl, 2 tbl, 1 dwg
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