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Horticultural crops :: Spices::Turmeric

Rhizome rot: Pythium aphanidermatum

Symptoms

  • In infected plants, basal portion of the shoots appear watery and soft.
  • The root system is very much reduced
  • The leaves exhibit gradual drying along the margin
  • Infected rhizomes soft, rotted, color changes into different shades of brown
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Management

  • Use disease free planting material
  • Providing good drainage facilities
  • Rhizome dip in copper oxy chloride or zineb (0.3%) for 30 minutes before planting
  • Soil drenching with copper oxy chloride (0.25%) in and around affected plants
  • Soil application of Pseudomonas fluorescens talc formulation (2.5 kg/ha)

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