摘要
采用田间喷雾的方法,筛选对甜菜白粉病防治效果较好的杀菌剂及合理的施药剂量,结果筛选出防治效果较好的药剂有325g/L苯甲·醚菌酯悬浮剂1500倍液、400g/L氟硅唑乳油5000倍液、250g/L醚菌酯悬浮剂1500倍液、25%乙嘧酚水悬浮剂800倍液,防效分别为73.46%、70.59%、69.48%、68.09%。
Several fungicides for controlling beet powdery mildew were conducted with field spraying method to screen better control effect and rational dose. The results showed that 325 g/L Benzyl-Kresoxim-methyl SC 1500 times, 400 g/L Flusilazole EC 5000 times, 250 g/L Kresoxim-methyl SC 1500 times and 25% Ethirimol SC 800 times had better control effect, and their control effects respectively reached 73.46%, 70.59%, 69.48% and68.09%. They could be applied in the pest control.
出处
《中国糖料》
2015年第2期56-57,共2页
Sugar Crops of China
基金
国家甜菜产业技术体系虫害防控岗位(CARS-210201)
关键词
甜菜
白粉病
杀菌剂
防治效果
sugerbeet
powdery mildew
fungicide
control effect
