【摘要】 为了筛选防治小麦赤霉病的高效、经济、安全的药剂,进行不同药剂防治小麦赤霉病试验。结果表明:在小麦扬花期施药,25%氰烯菌酯悬浮剂1500 g/hm2对小麦赤霉病的防治效果最佳,发病率为23.13%,病指防效达78.01%;59.7%咪锰.多菌灵可湿性粉剂450 g/hm2的防效次之,发病率为29.93%,病指防效为70.18%;而对照药剂40%多.酮可湿性粉剂1500 g/hm2的发病率高达46.71%,病指防效仅为54.27%。更多还原

【Abstract】 In order to screen effective,economic and safe fungicides for controlling wheat scab,different fungicides were applicated in wheat flowering stage.The results showed that the control efficacy of JS399-19 25% SC at 1500 g/hm2 was the best,the incidence rate and the control efficacy were 23.13% and 78.01%,respectively.The control efficacy of prochloraz-manganese chloride complex + carbendazim 59.7% WP at 450 g/hm2 was the second,the incidence rate and the control efficacy were 29.93% and 70.18%,respectively.The incidence rate and the control efficacy of carbendazim + triadimefon 40% WP at 1500 g/hm2 were 46.71% and 54.27%,respectively.更多还原