http://vasat.icrisat.org/?q=node/216

  Peanut Clump (PCV)

General:

1. The disease affects groundnut especially in western africa and occurs in groundnut crops in several parts of the Indian subcontinent 
   

2. The disease is soilborne and is caused by peamt clump virus (PCV) that is trasmitted by a fungus, Polymyxa sp. living in the oil.

 

Symptoms:

1. As it is soil borne, disease affected patches are seen at the same place as in the previous year if groundnut is sown again in the same field.

2. Early infected plants are conspicuous in the field because they are severely stunted and dark green.

 

 

Peanut Clump (PCV)

Symptoms:

Young leaves show mosaic, mottling, and chlorotic ring symptoms.

Symptoms:

Older leaflets are darker green with faint mottling.

 

 

Management

1. Rotation of groundnut with cerals should be avoided
   

2. Grassy weeds and their roots should be removed regularly from infested field and burned.
   

3. Practice soil solariazation for atleast 70 days during summer months.