Description:

• Cool, dry climatic conditions are favourable for the occurrence of this disease.
• The virus is transmitted by aphids.

Damage Symptoms:

• Mosaic mottling of leaves.
• Symptoms are mild in the early stages but become severe later.
• Infected leaves are deformed, small, and leathery.
• Very few fruits are produced on infected plants.
• Severely infected leaves become small and misshapen.
• Plants infected at an early stage remain stunted.

Preventive Measures:

• Install yellow sticky traps at a rate of 12 per hectare.
• Rogue out infected plants.

Control Measures:

• Spray dimethoate or methyl demeton at 2 ml/litre.