Larvae bore into tender terminal shoots and feed on internal tissues resulting in blackening and decaying of affected shoots. The pest infestation is higher during July to October when numerous succulent shoots are available in the vines
Larvae bore into tender terminal shoots and feed on internal tissues resulting in blackening and decaying of affected shoots.
The pest infestation is higher during July to October when numerous succulent shoots are available in the vines
Identification of pest:
Larva: The full grown caterpillar is greyish green in colour. Pupa: Pupation takes place inside the shoots within the tunnel. Adult It is a small moth. Forewing: The basal half of is black and distal half is red. Hind wings: Greyish in colour
Larva: The full grown caterpillar is greyish green in colour.
Pupa: Pupation takes place inside the shoots within the tunnel.
Adult It is a small moth. Forewing: The basal half of is black and distal half is red. Hind wings: Greyish in colour
It is a small moth.
Forewing: The basal half of is black and distal half is red.
Hind wings: Greyish in colour
Management:
Spray quinalphos (0.05% each) on tender terminal shoots; repeat spraying at monthly intervals (during July - October) to protect emerging new shoots.
Spray quinalphos (0.05% each) on tender terminal shoots; repeat spraying at monthly intervals (during July - October) to protect emerging new shoots.
