Cultural management
- Dig
out and destroy the pupae from the field bunds and shady spots prior to
summer rains.
- Set
up 3 to 4 light traps and bonfires immediately after receipt of rains,
after sowing in the rainfed season to attract and kill the moths and also
to know brood emergence.
- Collect
and destroy gregarious, early instar larvae on lace-like leaves of intercrops
such as redgram and cowpea.
- Collect
and destroy egg masses in the cropped area.
- Avoid
migration of larvae by digging a trench 30 cm deep and 25 cm wide with
perpendicular sides around the infested fields.
- Poison
baiting for late instars with rice bran 10 kg + jaggery 1 kg + quinalphos
1 litre or methomyl 350 ml + water.
- Natural
enemies include a predatory pentatomid bug attacking larvae and larval
parasites, Apanteles flavipes, A. creatonoti (Braconidae), Exorista civiloides, Sturnia inconspicuella (Tachinidae)