Black leg of Cabbage is more incident in

Answer: Option A

The black leg of Cabbage is more incident in saline soils.
Blackleg caused by Phoma lingam attacks many brassica crops and can spread rapidly within a field. The disease has become less important in cruciferous crops because of successful disease management strategies in seed production.
The soil of the field should be new or used after treatment with formalin solution or methyl bromide as a disinfectant to reduce the incidence of this disease.