its is Gossypium please tell me its disease name and causal organisms and control measure which categeries of perpetuation

REDNING IN COTTON A. Magnesium deficiency 1 Use MgSo4 30 kg in basal dose. 2 Spray MgSo4 or Potassium Schoenite regularly B. CONTROL JASSIDS 1 Leaf border burning occurs due to jassids. Use Imidacloprid, Difenthuron & Acephate 2 Take one yellow polythene sheet & apply grease on it. This sheet should be moved in the field so that jassids attract & stick up to this sheet 3 Install 20 to 25 yellow sticky traps per acre C NITROGEN DEFICIENCY: Spray 19:19:19 or 13:00:45 at Boll development stage D BIOTIC & ABIOTIC STRESS: Like heavy rainfall or water stress 1 Use root Promoters like Potassium Humate at monthly interval 2 Follow regular interculture for good aeration

magnesium

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