Aphid: Myzus circumflexus  

Symptom of damage

• Nymphs and adults suck the plant sap
• Yellowing and distortion of leaves and poor growth. 
• Honeydew excretion causes black sooty mould fungus.

Management

• Spraying of any following insecticides
  • dicofol 2ml/lit
  • malathion 2ml/lit
  • phosphomidon 2ml/lit

• A formulation containing pyrethrum extract gave effective control
• Field release of parasitic wasp Aphidius colemani 5/m2 per week