Chemical management
1. Spray with chlorpyriphos 20 EC or quinalphos 25EC @ 1L/ha or apply Carbaryl 10 D @ 25 kg/ha or Malathion 5 D @ 25 kg/ha or Phosalone 4 D @ 25 kg/ha
2. Spraying of emamectin benzoate 5 SG @ 0.5g/lit of water for late instar larvae