The test of an improved vaccine chlamydia cattle

The article presents the results of tests of an improved vaccine against chlamydia cattle in the conditions of a troubled farms. It is established that an improved vaccine has a high antigenic activity and immunogenicity. Its use in the system of anti-chlamydial measures will greatly reduce the number of abortions and stillbirth, as well as to achieve epizootic well-being for chlamydial infection in the farms.