Description:

• Aphid infestation is generally observed at the 6 to 8 leaf stage.

Damage Symptoms:

• Both nymphs and adults suck sap from leaves and tender shoots.
• The leaves curl and crinkle.
• Excretion of honeydew leads to sooty mould, which interferes with the photosynthetic activity of plants.

Preventive Measures:

• Install sticky traps in the field.

Control Measures:

• Spray Dimethoate at 2 ml/l or Methyl Demeton at 2 ml/l