| 摘要 |
FIELD: veterinary science, animal science. ^ SUBSTANCE: one should introduce lygfol at the dosage of 5 ml/animal, twice, in the end of dry period and during the day of calving, moreover, for the first time lygfol should be introduced 1-2 wk before calving. The present innovation enables to decrease sickness rate and increase reproductive capacity in cattle. ^ EFFECT: higher efficiency of prophylaxis. ^ 1 cl, 1 tbl |
