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Crop Protection :: Tea

Purple mite: Calacarus carinatus 

  • This is a major pest in South India. 

Symptoms of damage

  • Mites feed on the under surface of mature leaves.
  • Assam type of tea - more susceptible to purple mite.
  • Damaged leaves - coppery brown discolouration

Identification of the pest

  • Adult - very small, spindle shaped and dark puple in colour
  • Five longitudinal white waxy ridges on the dorsal side.

Management

  • Spray any one of the following Insecticides
  • Dicofol 18.5 EC 1250 ml/ha
  • Ethion 50 EC 500 ml/ha
  • Fenazaquin 10 EC 1000 ml/ha
  • Fenpyroximate 5 EC 300 – 600 ml/ha
  • Flumite 20 SC or Flufenzine 20SC 400 – 500ml/ha
  • Phosalone 35 EC 1028 ml/ha
  • Propargite 57 EC 750 - 1250 ml/ha
Coppery brown discolouration
Adult

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