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单词 colony collapse disorder
释义

colony collapse disorder

noun [mass noun]
The sudden mass disappearance of the majority of worker bees in a colony. The causes of the phenomenon are unclear, though many possible causes or contributory factors have been proposed, such as diseases, pathogens, pesticides, and changes in habitat.The declining population of honey bees, particularly due to colony collapse disorder (CCD), is troubling....
  • Scientists will examine the effectiveness of pesticides in protecting the bees from colony collapse disorder and varroa mite.
  • Beekeepers in Europe, North America and elsewhere are worried by so-called colony collapse disorder, a phenomenon which has been blamed on mites, a virus or fungus, pesticides or a combination thereof.
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更新时间:2024/9/23 23:35:03