A big problem, for example, is the varroa mite, a deadly parasite.
例如,最大的问题就是瓦螨—一种致死性寄生虫。
Last year more than 30% of honeybees died from disease, mainly varroa mite.
去年有超过30%的蜜蜂死于疾病,其中大部分由蜂螨造成。
Varroa mite is one of the most harmful vermin that disserve the beekeeping in the worldwide.
大蜂螨是危害世界养蜂业最为严重的害虫之一。
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