Symptoms of damage
- Caterpillars prefers on light green tender leaves feeding voraciously and leaving only the mid-ribs
- Severe infestation the entire tree gets defoliated
Identification of pest
- Larva: Early stage larva resembles bird dropping. Grown up larva are cylindrical, stout, green and brown lateral bond
- Adult: Dark brown swallowtail butterfly with numerous yellow marking
Management
- Hand pick the larvae and destroy
- First instar - Spraying of 1ml DDVP (Nuvan)
- Field release of parasitoids Trichogramme evanescens and Telenomus sp on eggs of Brachymeria sp larvae and Pterolus sp pupae
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| Defoliation |
Larva feeding |
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First instar |
Second instar |
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Third instar |
Fourth instar with osmotoria |
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