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balsam woolly adelgid

Balsam woolly adelgid

By Arthur L. Antonelli

Status of imported and native predators of the balsam woolly aphid on Mt. Mitchell, North Carolina

By Gerhard F. Fedde

The balsam woolly aphid on young Pacific silver fir in Washington

By Norman E. Johnson

The balsam woolly aphid problem in Oregon and Washington

By Norman E. Johnson

Distribution of redwood caused by the balsam woolly aphid in Fraser fir of North Carolina

By Gene D. Amman

Field keys to predators of the balsam woolly aphid in North Carolina

By Gene D. Amman

Infestation trends of balsam woolly aphid in an Abies alba plantation in North Carolina

By Gene D. Amman

Laboratory screening and field bioassays of insecticides for controlling the balsam woolly adelgid in southern Appalachia

By F. L Hastings

Balsam woolly aphid

By R. G. Mitchell

Balsam woolly aphid predators native to Oregon and Washington

By R. G. Mitchell

Translocation of dye in grand and subalpine firs infested by the balsam woolly aphid

By R. G. Mitchell