Du Pont fungicide A

例句：

1. 1. The plant was treated with Du Pont fungicide A to prevent disease.
   为了预防疾病，植物被施用了杜邦杀菌剂A。
2. 2.The farmers used the fungicide A to control the spread of fungus in their crops.
   农民们使用了这种杀菌剂A来控制作物中真菌的扩散。
3. 3.The fungicide A is effective against a wide range of fungal diseases.
   这种杀菌剂A对广泛的真菌性疾病都有效。