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What medicine does crape myrtle powdery mildew use?

When Lagerstroemia indica is infected with powdery mildew, 80% zineb WP is 500 times, 70% thiophanate-methyl 1000 times, 20% triadimefon EC 1500 times and 50% carbendazim WP is 8000 times. It is also necessary to remove diseased leaves, strengthen the ventilation of the conservation environment, and let the plants see the light normally. To strengthen daily management, it is necessary to reduce the amount of nitrogen fertilizer, increase the amount of phosphorus and potassium fertilizer and improve its disease resistance.