最近十年蜜蜂的真菌病在全世界广泛传播,主要是蜂球囊菌对蜂群的危害。在二十世纪前半叶,白垩病仅知道在欧洲有,现在美国、日本、加拿大、新西兰均有报导,本病在我国蜂群也已发生。 The fungal diseases of bees have spread widely throughout the world in the last ten years, mainly the harm of bee fungi to bees. In the first half of the twentieth century, chalk disease was only known in Europe, and now the United States, Japan, Canada and New Zealand have reported that this disease has occurred in our country.