How to prevent and control the pests and diseases of pumpkins

For viral diseases, prevention and control of pests should be done to cut off the spread of the disease. In the early stage of disease, 20% of virus A wettable powder and 0.05% of zinc sulfate can be used to spray 50kg of water, and also can be treated with antitoxic agent No. 1 250 times. Powdery mildew can be used to control 400 times the powder must be clear spray, every 7 to 10 days spray 1, even spray 2 to 3 times, can also be used sulfur smoke control. Gray mold can be fumigated with 10% fast-king smoke agent or puffed with WP 1000 times liquid spray, sprayed every 7-10 days, and even sprayed 2 or 3 times. For aphids and whitefly, it can be sprayed with 50% of malathion EC 1000x or 4 kg of dry sawdust, 4 kg of ammonium nitrate, 4 kg of dichlorvos, and 1 kg of vitiligo.

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