method for enhancing the immune response by poultry vaccinating against infectious laryngotracheitis complicated with pasteurellosis

摘要

A method for enhancing the immune response by poultry vaccinating against infectious laryngotracheitis complicated with pasteurellosis comprisess the processing of inactivated vaccine and autoclaved BCG. An aqueous-alcohol solution of propolis is added to vaccines and chickens are injected with a dose of 0.5 ± 0.04 ml simultaneously.