Swine streptococosis is a zoonosis caused by many different kinds of seral pathogenic streptococcuses. In recent years, swine streptococosis has spread widely in our country, especially Streptococcus zooepidernicus （now is named Streptococcus equi subsp, zooepidemicus） influences animal husbandry in our country,causing great economic loss. In this article, the advance of etiology,epidemiology, virulent factors,pathological lesions and vaccines of the disease were summarized. It may provi...
