明确42.8%氟菌·肟菌酯悬浮剂对甜豌豆白粉病的防治效果。以甜豌豆白粉病为防治对象,采用田间小区试验法检测2种药剂对其防治效果。42.8%氟菌·肟菌酯悬浮剂对甜豌豆白粉病具有很好的防治效果,192.60 g a.i./hm22次施药后的防效为98.61%。42.8%氟菌·肟菌酯悬浮剂对甜豌豆白粉病防治效果好,对作物安全,是防治甜豌豆白粉病的优良杀菌剂。 To clarify the control effect of 42.8% fluorfenidone and trifloxystrobin on sweet pea powdery mildew. Taking sweet pea powdery mildew as control object, two kinds of medicaments were used to test the effect of prevention and cure by field test. 42.8% fluticasone / trifloxystrobin suspension has good control effect on sweet pea powdery mildew, and the control effect after 192.60 g a.i./hm22 application is 98.61%. 42.8% fl uorescene and trifloxystrobin SCs have good control effect on sweet pea powdery mildew and are good antisepsis for controlling crop pest.