Question: query regarding control of stem bleeding in coconut
Answer: cultural method: 1.destroy the chiseled materials by burning. avoid any mechanical injury to trunk.  2. along with 50kg fym, apply 5kg neem cake containing the antagonistic fungi, trichoderma @ 200g/palm/year culture to the basin during september.3. provide adequate irrigation during summer and drainage during rainy season along with recommended fertilizer.
chemical control: chisel out completely the affected tissues and paint the wound with tridemorph (calixin) 5% or bordeaux paste. apply coal tar after 1-2 days on the treated portion. burn off chiseled pieces. root feeding with tridemorph 5ml in 100 ml water, thrice a year during april-may, september-october and january-february to prevent further spread of lesions