不同药剂防治菜豆菌核病的药效试验

Efficacy Test about effects of different medicament control Sclerotinia rot of bean

通过几种药剂防治菜豆菌核病,试验结果表明:以50%腐霉利对菜豆茵核病防效显著,病荚平均防效83.25%,病叶平均防效85.53%;其次为灰核·斯乐、40%茵核净,病荚平均防效分别是78.40%、77.18%,病叶平均防效85.22%、83.33%。经统计分析(LSD),各处理的平均防效存在显著差异,灰核·斯乐和茵核净处理间差异不显著。经过药剂处理后,病情得到明显控制,表明3种药剂对菜豆茵核病均有较好的防效。

The results about different medicament control Sclerotinia rot of bean showed that the procymidone 50% has the obvious protection effect, the average control effects of disease pod is 83.25 % ,the disease leaf is 85.53 %, next came are huihesile and dimethachlon 40% ,the aver- age control effects of disease pod are 78.40 % ,77.18%, the average control effects of disease leaf are 85.22% and 83.33%.Through the statistical analysis,the difference is greatly between differ- ent treatment of average control effects, but there are not difference about huihesile and dimetha- chlon.After chedrical aPplication, Scterotinia rot of bean are obviously controlled,this show that the control effects were good in this three medicament.