How to Prevent and Treat Common Diseases and Pests in the Cultivation of Bitter Gourd in Early Spring

In early spring, the cultivation of bitter gourd should pay attention to the prevention and treatment of common diseases and diseases. The main diseases of bitter gourd include anthrax, epidemic disease and spot disease. Anthracnose 45% chlorothalonil smoke agent, smoke once every 10 days, can also be sprayed 50% thiophanate-methyl WP 700 times, or 80% anthrax 500 times Fumei, spray 2 - 3 times . The disease was controlled with 72% DuPont Kelu or 58% metalaxyl MnZn WP. Bitter gourd is easy to infect the disease at the later stage of growth. It is sprayed with 50% polysulfide suspension 500 times, 70% thiophanate-methyl WP 800 times, and 45% chlorothalonil smoke agent in the initial stage of disease. Insect pests are whitefly and aphids, Whitefly uses 25% Praxanthone 2000 times, or 20% Sweep 2000 times, sprays every 5-7 days, and sprays 2-3 times. Smoke agents are used interchangeably. Locusts are treated with a net 4000 times again.

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