Vaccine composition for swine polyserositis and manufacturing method thereof

摘要

Porcine multiple meningitis preventive vaccine of the present invention is very excellent in safety, preservation and vaccine effect. In addition, the vaccine for preventing swine multiple meningitis of the present invention can be directly administered to pigs exposed to the risk of swine multiple meningitis to prevent pigs from multiple meningitis, and can be administered to pregnant sows by being capable of maternal transfer antibodies. It is possible to prevent multiple meningitis from piglets.