Symptoms of damage:
- The larva webs the leaves and bore into the stem, stalks or leaf veins
Identification of pest:
- Egg: Yellow shiny eggs laid on the leaves
- Larva: Full grown larva are greyish-yellow with seven purplish brown longitudinal stripes
- Adult: Pale greyish brown moth with wavy grey markings
Management:
- Collect and destroy mechanically caterpillars in the early stages of attack
- Bacillus thuringiensis @ 2g/lit at primordial stage
- Cartap hydrochloride @ 500g/ha or malathion 50 EC @500ml/ha
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Webbing |
Bore hole on the stem |
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Larvae |
Adult |
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