balsam woolly adelgid
balsam woolly aphid
Definition of balsam woolly adelgid
: a woolly adelgid (Adelges piceae) native to Europe that has been introduced accidentally into the U.S. where it is a serious and usually lethal pest of fir trees (such as the balsam fir and Fraser fir) — see woolly adelgid
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First Known Use of balsam woolly adelgid
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