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Agricultural crops :: Pulses :: Chickpea

Collar rot: Sclerotium rolfsii

Symptom
  • It comes in the early stages i.e up to six weeks from sowing.
  • Drying plants whose foliage turns slightly yellow before death, scattered in the field is an indication of the disease.
  • Seedling become chlorotic.
  • The joint of stem & root turns soft slightly contracts and begins to decay.
  •  Infected parts turn brown white.
  • Black dots, like mustard in shape known as sclerotia are seen appearing on the white infected plant parts
Management
  • Deep ploughing in summer.
  • Avoid high moisture at the sowing time.
  • Seedlings should be protected from excessive moisture.
  • Destroy the residues of last crop and weed before sowing and after harvest.
  • All un decomposed matter should be removed from the field before land preparation.
  • Treat the seeds with a mixture of Carbendazim 1g per kg of seed.


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