Thursday, September 23, 2010

Mosaic Virus Disease in Okra Bhendi Ladies Finger

Mosaic Virus Disease in Okra Bhendi Ladies Finger by Pritham D'Souza 'Metal Farmer'

From Mosaic Virus Disease in Okra Bhendi


Yellow mosaic disease in Okra is one of the most devastating diseases, resulting in 80 percent of crop loss.
and the sad part is , since its a virus, there is no cure. Prevention is the only cure.

From Mosaic Virus Disease in Okra Bhendi


Symptoms and Damage
  • intricate network of interwoven yellow veins, enclosing islands of green tissue within
  • the appearance looks similar to that of a mosaic floor tile and hence the name
  • causes up to 80 to 90 percent loss
  • transmitted by vectors like plant hoppers and other sucking pests of okra
From Mosaic Virus Disease in Okra Bhendi


From Mosaic Virus Disease in Okra Bhendi


From Mosaic Virus Disease in Okra Bhendi


Management
  • Since it is a virus there is no cure, however Prevention is the only cure
  • the vectors that are responsible for the spread of the virus need to be controlled
  • Chemical methods include using dimethoate (rogar) 1 ml per litre of water as a foliar application at 10 day intervals
  • Organic methods include 5 to 10 ml neem oil in 1 litre of water, foliar spray at weekly intervals
  • the spraying must be done preferably during late hours, when temp is cooler (after 4pm till 6 pm)
  • when an infected plant is seen, it must be uprooted and destroyed immeadiately
  • plant residue including leaves etc must be cleared from main site or it the infection can spread to other healthy plants
  • resistant hybrids like 'arka annamika', 'arka abhay' must be used
all images and data by Pritham 'metal farmer' D'Souza

3 comments:

  1. Pritham 'MetalFarmer' D'SouzaSeptember 23, 2010 at 9:31 AM

    aphids, thrips, leaf hoppers are all virus carrying vectors.... in okra.. its white fly..

    ReplyDelete
  2. I love your blog. This is a cool site and I wanted to post a little note to tell you, good job! Best wishes!!! mosaic tile

    ReplyDelete