蚕微粒子病（pebrine disease of chinese silkworm，PDS）又称为锈病、班病等。是由原生动物孢子虫纲的微孢子虫（microsporidia）寄生而起的一类蚕的传染性原虫病。第一次发生于法国,截止至2011年为止，世界各养蚕国家都有蚕微粒子病的发生.会造成蚕无法制种，造成严重经济损失。
农村原蚕分户制种微粒子病抽样检查方法是近年来家蚕微粒子病检疫急需解决的新课题。
The method of pebrine sampling inspection for household eggs production in parent silkworm rearing area is a new subject to be solved on pebrine quarantine of silkworm.
在全面分析农村原蚕微粒子病批内分布状况的基础上，提出了农村原蚕分户制种微粒子病抽样检查方案，包括并户检查和分户检查两个步骤。
Based on a general analysis of distribution of pebrine in batch of parent silkworm rearing area, we put forward this scheme, including incorporative inspection and separate inspection.
由于家蚕微粒子能经卵传染危害家蚕子代而被列为蚕种生产的唯一检疫对象，因此这一领域一直是蚕病学的研究重点和热点。
Because of this , it is quarantined in the silkworm egg production. Thus, this field has always been the focus and keypoint of the research on silkworm pathology.
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