questions: asking about control measure of disease in gourd 
 answers: suggested him to spray bavistin @ 2gm/lit of water and malathion 50ec @ 2ml/lit of water to control the insects. to control damping-off in nursery stage drench the soil with captan/captaf @ 2gm/lit of water. seed treatment with zineb/thiram @ 2gm/kg of seeds for 2-3 hours