METHOD OF PROPHYLAXIS OF EGG YIELD DECREASE SYNDROME - 76 BIRDS

摘要

FIELD: veterinary, poultry breeding. SUBSTANCE: method involves intramuscular or intranasal administration of zoolan in the dose 0.3-0.5 mg/kg of live mass being simultaneously or in 24 h after vaccination of birds. Method provides expressing immunity and enhancement of efficiency. EFFECT: improved method of prophylaxis. 5 tbl, 4 ex