关键词: 苹果病毒, 苹果病毒, 脱毒及检测技术

Abstract: From July 2000 to December 2000, an investigation have conducted 1410 piglets of 110 sows in 40 piggeries of Huaihua 14 counties and cities in 24 towns. The result presented that the average incidence rate was 20.13%, and the mortality was 27.15 %. By observing the clinical symptoms and pathology of sick piglets, conducting bacteriological isolation and biochemical identification, the present study analyzed the popular features and pathogenesis of the piglets yellow and white scour, which provided experimental evidence for prevention and treatment of yellow and white scour of piglets.