Product Name: Triadimefon usage method: 1. Wheat smut, rust, powdery mildew, moire disease and other wheat smut: 100kg seeds mixed with 30g of effective components (200g of 15% wettable powder); For rust, powdery mildew and moire disease, 8.75 grams (25% grams of 35 grams) of effective ingredients per mu can be used at the beginning of the disease, and 15 grams of effective ingredients can be used in severe cases (60 grams for 25% EC) and 75-100 kg for water. 2. Prevention and control of Maize Head Smut: 533 g of 15% wettable powder per 100 kg of seeds. For sorghum head smut, 266-400g of 15% wettable powder shall be used for seed dressing per 100kg of seeds. 3, melon powdery mildew: 25% times wettable powder 5000 times liquid spray 1-2 times in the field, greenhouse with 25% wettable powder 1000 times liquid spray 1-2 times. Bean rust can be sprayed 1-2 times with 2000 times of 25% wettable powder in the early stage of onset or reinfection.