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Horticultural crops :: Plantation :: Rubber

Corynespora leaf spot: Corynespora cossicola
Symptoms:
  • Circular spots with brown or papery centre and with a dark brown ring appear on the young leaves.
  • An yellow hallo develop around the ring. Short holes occur. Affected leaves dries up.

Management:

  • Spray with 1% Bordeaux mixture

Image source

http://rubberdisease.blogspot.in/

Infected leaf

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