Cowpea (Vigna unguiculata)

Dry Root Rot(C.O.: Rhizoctonia bataticola)

Symptoms

  • Infected plants suddenly wilts and dies
  • Bark of root and basal stem becomes fibrous
  • The disease appears in patches and become severe during dry periods

Management

  • Seed treatment with Trichoderma viride @4g/kg of seed or carbendazim 1g/kg of seed or Psuedomonas fluorescens @ 10g/kg of seed or neem cake soil application @20 kg/ha
  • Drenching (2g/litre) with carbendazim at 15 DAS and spraying (2g/litre) at 30 DAS.

Chemical Control

Sl.No Generic Name Trade Name Color code Dosage/litre Knapsack Sprayer (Capacity 10L) Recommendation Remarks
Dosage/acre (200 L) Dosage/hectare (500 L)
1 Carbendazim 50 WP Bavistin, Benfil, Bengard, Benlate, Benmain, Bensaan, Carben, Carziim50, Dhanustin, Dhanustin 50 WP, Fungiguard, Gancarzin50, Glizim, Mintho, Tagstin, Tiara, Zoom Green 1 g 10 g 200 g 500 g
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Extremely Toxic
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Highly Toxic
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Moderately Toxic
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Slightly Toxic