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Sheath rot (Sarocladium oryzae)


1. The rot occurs on the uppermost leaf-sheaths where oblong to irregular and grey-brown to light-brown lesions develop.

2. The lessons often coalesce to cover the entire sheath. In severe cases, young panicles either do not emerge or emerge partially.

3. A white- powdery growth of the fungus appears on the panicle inside the sheath. The glumes of infected flo

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