Jumping louse

Related to Jumping louse: Jumping plant lice
(Zool.) any of the numerous species of plant lice belonging to the family Psyllidæ, several of which are injurious to fruit trees.

See also: Jumping

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The UK's Department for Environment, Food and Rural Affairs (Defra) and the Welsh Government have approved the release of the psyllid, a type of jumping louse from Japan, whose young called nymphs, suck knotweed sap, stunting its growth.