Jassids: Amrasca devastans

Symptoms of damage:

• Tender leaves become yellow
• The margin of the leaves start curling downwards and reddening sets in
• In the case of severe infestation leaves get a bronze which is typical “hopper burn” symptom
• The margins of the leaf get broken and crumble into pieces when crushed
• The leaves dried up and shed and growth of the crop is retarde

Identification of pest:

• Nymph: Light green, translucent, wingless found between the veins of leaves on the under surface
• Adult: Green, wedge shaped leafhopper

Management:

Spray any one of the following insecticides (spray fluid 500 l/ha)

• Imidacloprid 200 SL at 100 ml/ha
• Methyl demeton 25 EC 500 ml/ha
• Dimethoate 30 EC 500 ml/ha
• Phosphamidon 40 SL 600 ml/ha.
• NSKE 5%