| 摘要 |
FIELD: agriculture. ^ SUBSTANCE: invention is related to poultry keeping. Method includes introduction of probiotic preparation into ration. Vetom 3 is fed to chickens in growth period starting from daily age in dose of 75 mg/kg of live mass twice per day according to schedule 3 days in a row, with interruption of 3 days, in a 5-time cycle. After poultry is transferred from chickery into poultry yard when 100 days old, preparation is fed once a day in dose of 75 mg/kg of live mass for 3 days. ^ EFFECT: increased productivity of laying hens. ^ 2 dwg, 3 tbl
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