Intervac H9 Vaccine
Newcastle Disease, Avian Influenza (H9 Subtype) inactivated vaccine
Adaptation Disease: This disease is caused by adenoviruses, which are characterized by decreased egg production, abnormal eggshell, and no shell eggs.
Diagnostic points: no obvious clinical symptoms of the chicken, showing only a sudden decrease of 3~8 weeks after a sudden drop in egg production rate, accompanied by a large number of soft skin, faded eggs, and eggshells, etc. Sometimes the tubal mucous membrane edema, pale, fat, ovary atrophy, follicles are rare.