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PEST OF PALMS

PEST OF PALMS. WHAT ARE PESTS?. any organisms that judge by humans as threats to them or to their interests you should know: species name order and family stage that cause damage symptoms the control methods. Oryctes rhinoceros. Coleoptera:Scaeabaeidae

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PEST OF PALMS

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  1. PEST OF PALMS

  2. WHAT ARE PESTS? • any organisms that judge by humans as threats to them or to their interests • you should know: • species name • order and family • stage that cause damage • symptoms • the control methods

  3. Oryctes rhinoceros • Coleoptera:Scaeabaeidae • common name: rhioceerus beetle/kumbangbadak@tanduk@tahi • major pest of oil palm and coconut • damage caused by adults • eggs lain in rotting organic materials • adults conseal during day time,evening fly to palms

  4. bores into crown of palms • feed on sap of soft tissue of developing shoots (pucuk) • symptoms: leaves emerge as typical fan-like-shaped (bentuk kipas) • control: • practise good sanitation (kebersihan),so no breeding sites • cover crops • manually removed the adults • 3% granular carbofuran

  5. Rhyncophorus shcach • kumbangbelalai/kumbanggajah • Curculionidae • damage caused by larvae • lay eggs in the shoots already damaged by kumbangbadak • control: • good sanitation, no rhino. beetle, no red-stripe weevil • aldrin and dieldrin on the crown and trunk

  6. Metisa plana • Moth: Psychidae • ulatbungkus/bagworm • damage: larvae • female wingless • young larvae built their own ‘bag’ • larva tebukdaunataukikisbahagian epidermis

  7. control: • spray with trichlorphon • trunk injection

  8. Darna trima • Moth: Limacodidae • nettle catterpillar • damage: larvae • daunhabisdimakantinggallidi • control: • guna virus • parasitoid: Apanteles sp. • spray cypermethrin

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