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Physiological disorder in Cotton

Physiological disorders in cotton (Gossypium sp.)

  • Square drying, flowers and premature boll dropping and leaf reddening are the major Physiological disorders in cotton. These can be effectively managed and minimized by the following measures.
  • Squares, flowers and boll dropping can be minimized by foliar sprays of Planofix @ 0.25ml/lit of water during pre flowering (55-60 DAS) and peak flowering stage ( 80-90 DAS) of the crop.
  • Twice foliar sprays of 1% MgSO4 or 2% urea or DAP at 90 DAS and 110 DAS reduces the leaf reddening during winter season.

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