noun
a variety of adelgid
• Syn: ↑Adelges piceae
• Hypernyms: ↑adelgid
• Member Holonyms: ↑Adelges, ↑genus Adelges
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noun : an aphid (Adelges piceae) native to northern Europe and widespread in No. America that severely damages fir (as balsam fir) causing swollen twigs and abnormal growth and covering the stems with a dirty white flocculent encrustation
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balsam woolly aphid,
an aphid of the Northern Hemisphere that is very injurious to fir trees.
Useful english dictionary. 2012.