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Black sooty mould on upper side of lower leaves.
Black sooty mould on upper side of lower leaves.
Secondary symptoms -Curling of leaves and honeydew (a sugary liquid) secretion with black sooty mould growth on leaves.Solutions - Imidacloprid 200 SL @ 1 ml/liter of water; Thiamethoxam @ 10 gm/pump or Acetamiprid 20% SP @ 8 gm/pump.
Solutions for this issue