Diseases and Control in Abaca Plantations
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Questions and Answers

What is the specific virus that causes abaca mosaic disease?

  • Abaca mosaic virus (AbaMV) (correct)
  • Petalonia nigronervosa Coq
  • Banana bract mosaic virus
  • Banana bunchy-top virus (BBTV)

    • Why was the spread of abaca mosaic disease rapid after World War 2?

  • Plantations were abandoned during the war
  • Abandonment of plantations left the disease free to spread
  • Frenzy to increase abaca areas post-war
  • All of the above (correct)

    • What is a noticeable symptom of abaca mosaic disease on the leaves?

  • Raised leaf veins
  • Conspicuous molting of leaves (correct)
  • Spindle-shaped chlorotic streaks
  • Continuous ripples

    • What is the impact of abaca mosaic disease on fiber quality?

    <p>Reduction in tensile strength of abaca fiber</p> Signup and view all the answers

    Which aphid species is capable of harboring and transmitting the virus that causes abaca mosaic disease?

    <p>Petalonia nigronervosa Coq</p> Signup and view all the answers

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