13种杀菌剂对小麦黑胚病的防治效果

Control efficacy of 13 fungicides against the wheat black point

在田间测定了13种杀菌剂对小麦黑胚病的防治效果。结果表明,13种杀菌剂对小麦黑胚病均有一定的防效,防效为34.8%～67.7%。其中7.5%氟环唑乳油50g/hm2、50%嘧菌环胺水分散粒剂375g/hm2、56%嘧菌.百菌清悬浮剂330g/hm2、25%丙环唑乳油180g/hm24个处理对小麦黑胚病有较好的防治效果,防效均达到60%以上,可在生产中推广应用。

The control efficacy of 13 fungicides on the wheat black point disease were tested in the field.The results showed that 4 fungicides had better control efficacy to black point disease,including epoxiconazole 7.5% EC,cyprodinil 50% WG,chlorothalonil azoxystrobin 56% SC and propiconazole 25% EC.All of them could get a better preventive efficacy of over 60%,which was recommended for wheat production.