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Crop Protection :: Pests of Guava

Fruit borersDeudorix (Virachola) isocrates 

Symptoms of damage

  • Caterpillar bores into young fruits
  • Feeds on internal contents (pulp and seeds)
Identification of pest

  • Larvae - dark brown, short and stout, covered with short hairs
  • Adult - blusih brown butterfly. Female – V shaped patch on forewing
Symptom Larva Adult

Management

  • Collect and destroy damaged fruits
  • Clean cultivation as weed plants serve as alternate hosts
  • Use light trap @ 1/ ha to monitor the activity of adults
  • Insecticides: malathion 50 EC 0.1% two rounds, one at flower formation and next at fruit set.

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