Grassy stunt virus desease of rice is transmitted by

A grassy stunt virus disease of rice is transmitted by Brown plant hopper nymphs and adults. It transmits in an area where rice is grown all around the year. The macropterous forms or long-winged adults of the insect are more important in spreading the disease than the short winged forms. They feed on the diseased plant for at least 30 minutes to pick up the virus.