Question: asking about the managament of blight in pumpkin. 
Answer: spray copper oxych;loride 3 gram per liter of water 3 times at 5 days interval in the evening time in the bsence of rain. after fruit setting use trichoderma viridi/harzianum 10 gram per liter of as a protective measure against fungal disease and use  neem oil 5ml per liter of water one in a week as a protective measure against insects.