questions: asking about control of ring spot virus in papaya 
 answers: told him to go for spraying of rogor / tricel 20% ec @ 2ml/l for three times at an interval of 5 days to control the vector as viruses are carried by vectors.followed by application of growth promoter like planofix @ 1g/5 lit of water for  2 sprays  at 15 days interval .avoid growing tomato ,tobacco near papaya.