Stem gall fly: Neolasioptera falcata

Symptoms of damage:

• Maggots bore into the distal shoot and form galls

Identification of pest:

• Adult:  slender dark brown mosquito like fly

Management:

• Spray any following insecticides
  • Malathion 50 EC @ 500 ml
  • Dimethoate 30 EC 500 ml
  • Methyl demeton 25 EC @ 500 ml/ ha