Brontispa longissima

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Taxonomy
Order Coleoptera
Family Chrysomelidae
Genus Brontispa
Species longissima
Other Scientific Name
Common Name
  • coconut hispine beetle
Pictures
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Coconut hispine beetle

Sign / Symptoms
Description

Both adults and larvae scrape and consume the surface of coconut shoots, leading to browning and drying of leaves. Seedlings may experience stunted growth due to severe infestations.


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Coconut hispine beetle

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The larvae on the coconut leaves

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The eggs 

Part Affected
Shoot
Stage Affected
Vegetative Growing
Major Host
Cocos nucifera
Minor Host
Elaeis guineensis
Management And Control
  1. Regularly monitor for pest presence and infestations.
  2. Biological control using natural enemies like Asecodes hispinarum and Tetrastichus brontispae effectively reduces coconut hispine beetle populations.
  3. Apply insecticides like imidacloprid as per the recommended rates for effective chemical control.
References
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