questions: query regarding fungal infection in pumpkin. 
 answers: spray dithane m 45 fungicide @ 2 ml/liter 3 times at 5 days interval in absence of rain.in flowering and fruiting stage if this disease is occur then spray neem oil 5ml/liter of water 3 times @ 3 days interval in the evening time. sprays vitamins like -biovita/ mohaphol/ sagorika 2ml /liter of water @15 days interval in the evening time and to be continue up to the season end.