Symptoms:-
- The lower portion of the stem is affected from the soil borne inoculums.
- Decortication is the main symptom.
- Exposure and necrosis of underlying tissues may lead to collapse of the plant.
- Near the ground surface on the stem may be seen the mycelia.
- Lack of plant vigour accumulation of water around the stem and mechanical injuries help in development of this disease.
Control:-
- Destroy of debris of diseased plants.
- Crop rotation and ensure good drainage.
- Sowing of seeds on raised nursery beds.
- Treating seeds with Carbendazim @ 2 gm/ kg seeds before sowing.
- Soil drenching with Carbendazim 3 gm or Metalaxyl + Mancozeb 3 Gm per litre of water.
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