e course




2. Cardamom whitefly: Dialeurodes cardamomi (Aleyrodidae: Hemiptera)
Distribution and status: Serious pests in cardamom growing parts of Kerala in India
Damage symptoms
         Nymphs occurs on the under surface of the leaves and suck the sap from the leaves causing yellowing and discolouration. Infested plant becomes stunted and covered with honey dew and sooty mould later.
Bionomics: Adult is small soft bodied moth like insect covered with white waxy bloom. Nymphs are pale greenish to greenish yellow in colour. Life cycle completed within 2-3 weeks

  • Collect and destroy damaged leaves with nymphs and puparia
  • Use yellow sticky traps @ 12 /ha
  • Spray methy demeton 25 EC or dimethoate 30 EC 1.0 L or acephate 75 SP 500 g 500 – 750 L water per ha