Pests on Tuber crops

1. Potato

1. Potato tuber moth: Phthorimoea operculella : Gelechiidae: Lepidoptera.

•     Causes problem both in field and storage
• v  Eggs:  Eggs laid on the leaves or on the exposed tuber.
• v  Larva: Larva yellow with brown head. Hibernates either in larval/ pupal stage.
• v  Pupa: Pupates in soil. Adult: Moth small dark brown. 
•     Larvae mine into leaves, tender shots and developing tubers.

Adult 

Tunneling of Tuber