yellow vein mosaic of green gram

Yellow vein mosaic is a major viral disease caused in green gram.
It spreads due to white fly and causes 25-30% of damage.
The symptoms of this disease can be seen in all the stages of the plant.
In this disease the veins of the leaves become yellow and a mesh-like structure is formed on the leaves.
To prevent this,use Acetamiprid 20% SP @ 100 gram/acre or Diafenthiuron 50 % WP @ 250 gram/acre or Pyriproxifan 10% + Bifenthrin 10% EC @ 250 ml/acre
Use Beauveria Bassiana @ 250gram/acre as a biological treatment.