Eriosoma lanigerum, Woolly aphid, is an important pest in which of the following?

Correct option is C

· Woolly Aphid ( Eriosoma lanigerum): It is a significant pest of apple trees.
· Damage: The pest feeds on plant sap, causing weakening of the plant, gall formation, and poor fruit development.
· Symptoms: White, cotton-like wax secretions cover the aphid colonies on roots, branches, and leaves.
· Management: Regular pruning, use of neem oil, and biological control using predators like ladybird beetles.
· Therefore, the correct answer is Apple.