Pesticide sterilization wettable powder as well as preparation method and application thereof

The invention discloses pesticide bactericidal wettable powder and a preparation method and application thereof, and relates to the field of pesticides, the pesticide bactericidal wettable powder comprises the following raw materials by weight: 10-60% of chlorothalonil, 1-10% of tebuconazole, 1-10% of picoxystrobin, 1-15% of a dispersant, 1-10% of a wetting agent, 1-20% of a stabilizer, and 20-80% of a filler. The prevention and treatment effect of the wettable powder in prevention and treatment of grape downy mildew and wheat powdery mildew reaches 90% or above, the auxiliary agent formula not only can guarantee physical stability, but also has an obvious synergistic interaction effect with effective components of pesticide, the usage amount of the pesticide is reduced, and the pesticide effect is improved. 本发明公开了一种农药杀菌可湿性粉剂及其制备方法和应用，涉及农药领域，其包括如下重量百分含量的原料：百菌清10～60％、戊唑醇1～10％、啶氧菌酯1～10％、分散剂1～15％、润湿剂1～10％、稳定剂1～20％，填料20％～80％。本发明的可湿性粉剂在防治葡萄霜霉病、小麦白粉病中防治效果达到90％以上，本发明的助剂组方不仅能保证物理稳定性，且与农药有效成分具有明显的协同增效效果，减少药物使用量，提高药效。