What is mosaic virus disease of watermelon ?

Aphids are the carriers of this virus. Mosaic like symptoms emerge on leaves as a result of this virus. Vein bending, reduced leaf size, leaf deformation, and blisters are also seen on the leaves. This virus may have a negative impact on plant growth and fruit yield. Manage the aphid population effectively to prevent the virus from spreading. Spray Metarhizium, a fungus-based powder, at a rate of 40 g per ten litres of water to control aphids.