1、the woolly aphid has a lanate coat resembling cotton.

2、In this paper, the occurrence regulation of the apple woolly aphid was described, and one method of field trials was proposed by the Guidelines for the field efficacy trials.

3、Among the most destructive enemies of the apple orchard are the codling moth, various species of mites, the woolly aphid, the apple maggot, the red-banded leaf roller, and scale insects.