This disease is caused by a fungus called Rhizoctonia solani. Due to this disease, the main symptoms of the disease appear on the sheath near the surface of the water or land. Due to its infestation, 2-3 cm on the leaf sheath. Long green to brown spots are formed which later become straw colored. A thin purple stripe is formed around the spots. Fungal mycelium are clearly visible in a favorable environment.
Preventive measures
For prevention, Spray Novacon (hexaconazole 5% EC) @ 400 ml or Custodia (azoxystrobin 11% + tebuconazole 18.3% w/w sc) @ 240 ml or Nativo (tebuconazole 50% + trifloxystrobin 25% wg) @ 80 gm + SilicoMaxx @ 50 ml per acre @ 150 to 200 liters of water.
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