FIELD: agriculture, in particular, poultry farming.
SUBSTANCE: method involves keeping cocks from 17-week age to the end of utilization time in cages under intermittent illumination conditions with triple alternation of light and darkness periods; setting first light period of from 5 hours to 6 hours, second period of 8 hours to 12 hours and third period of from 13 hours to 17 hours.
EFFECT: reduced live weight, improved quality of sperm production, increased impregnation capacity of eggs and reduced feed consumption.
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| METHOD OF EGG CROSSING BREEDER MAINTENANCE | 2007 |
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| METHOD OF ENHANCING REPRODUCTIVE FUNCTION OF ROOSTERS OF PARENT STOCK | 2012 |
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| METHOD FOR STIMULATING SPERMATOGENESIS AND SEXUAL ACTIVITY OF COCKS | 1996 |
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| METHOD OF GROWING PEDIGREE COCKS | 0 |
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| METHOD OF CHICKEN PARENT FLOCK MANAGEMENT | 2016 |
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| BIOPREPARATION AND A METHOD OF FEEDING ANIMALS, POULTRY AND BEES | 1993 |
|
RU2038800C1 |
| METHOD OF KEEPING OF EGG CHICKENS | 2017 |
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RU2661393C1 |
