powdery mildew control fungicide

Powdery mildew is a common fungal disease of garden plants and crops, which is caused by powdery mildew of Ascomycetes subphylum. After infecting plants, the pathogen will hinder the growth of leaves, and in severe cases, the plants will stop growing completely. Conidial spores are transmitted by airflow. Once they occur, they will break out quickly.
Symptoms:
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