Mode of spread and survival:
- The pathogen survives in soil and in the infected stubbles and on collateral hosts Leersia spp., Plantago najor, Paspalum dictum, and Cyanodon dactylon.
- The pathogen spreads through irrigation water and also through rain storms.
Management:
Cultural methods:
- Burn the stubbles
- Use optimum dose of fertilizers.
- Avoid clipping of tip of seedling at the time of transplanting.
- Avoid flooded conditions.
- Remove weed hosts periodically.
Chemical Methods:
- Avoid clipping of leaf tips during transplantation.
- Spray Streptomycin sulphate and tetracycline combination 50g + Copper oxychloride 200 g/ac. or Copper hydroxide 500 g/ac
Source of Information:
- AICRIP rice, TNAU, Coimbatore Rice diseases- online resource, IRRI, Phillippines.
Acknowledgements:
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