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Wednesday, September 2, 2026

RICE FIELD WATER STAGNATION

To save a rice crop from too much water stagnation, you must immediately open drainage channels to release excess water and prevent root suffocation. [1]
Immediate Action Steps
  • Clear Outlets: Open the bunds (raised barriers) at the lowest points of the field to let the trapped water flow out safely.
  • Dig Drainage Ditches: Create small temporary trenches across the field to guide pooling water toward the main drainage exit.
  • Wash Submerged Leaves: If muddy water has splashed over young plants during heavy rains, gently wash them using clean water or light supplementary spraying so sunlight can reach the leaves. 
Post-Drainage Recovery Care
  • Avoid Fresh Nitrogen: Do not apply heavy nitrogen fertilizers right after draining, as wet, damaged roots cannot absorb them well and it can trigger roT.
  • Use Potassium Sprays: Apply a foliar spray of potassium or balanced nutrients to help the stressed plants recover strength.
  • Watch for Pests and Diseases: Stagnant and humid conditions attract fungal infections like blast or brown spot; inspect your crop daily and apply recommended protective treatments if needed. 
Long-Term Prevention
  • Laser Land Leveling: Flatten your fields evenly before the next planting season so water does not pool in low pockets.
  • Alternate Wetting and Drying (AWD): Shift to smart irrigation methods like IRRI Rice Knowledge Bank
    practices, which keep soil moist rather than continuously flooded.
     
  • MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM

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