FIELD: veterinary medicine. SUBSTANCE: method involves irrigating oral cavity and adjacent upper respiratory tract mucosa. Operator opens duckling oral cavity by pressing beak base between its upper and lower parts, where feather integument begins, with thumb and index finger. Scooping movement is carried out twice with the lower part of the bird beak placed into the milk solution of the dry second vaccine against water fowl pasterellosis produced by Krasnodar NIVS from K strain, lifting the bird head each time. Expressing immunity is developed in ducklings. EFFECT: enhanced effectiveness of vaccination.
