柞蚕微粒子病毒对生产危害性的调查

Special Economic Animal and Plant(2007)

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Abstract
<正>柞蚕微粒子病同桑蚕微粒子病一样,都是由原虫寄生引起的传染性疾病。该病通过胚种和食下传染,危害柞蚕生产,是目前柞蚕生产中的主要病害之一。笔者通过对不同品种、不同种级的柞蚕种茧、幼虫、收获的丝茧调查结果看:柞蚕微粒子病毒率在品种间略有差异,但不十分明显。种级间差异显著,原种级的种
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