aphid

(redirected from plant louse)
Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.
Aphidclick for a larger image
Fig. 41 Aphid . Winged female.

aphid

any member of the family Aphididae, order Hemiptera, commonly called green fly. Aphids feed on plant juices by using piercing and sucking mouthparts and are of considerable economic importance because they can act as vectors of plant viruses. See Fig. 41 .
References in periodicals archive ?
ECOLOGICAL CONUNDRUM: Japanese knotweed is a green menace in many cities, like Swansea, above, but plans to wipe it out by introducing the Japanese jumping plant louse, inset, could backfire and attack native UK plants, a leading zoologist has warned
This infestation of the vine by a plant louse was defeated by scientists who grafted a phylloxera-resistant American vine onto French rootstocks.