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蜜蜂孢子虫病又叫微粒子病,是流行很广的一种传染病。早在20世纪初期,美国有27个州发生。目前我国有些省也有所发生。
Spore pest disease, also known as micro-particle disease, is a very popular epidemic. As early as the early 20th century, 27 states in the United States took place. At present, some provinces in our country have also occurred.