几种杀菌剂防治苹果斑点落叶病田间试验  

Controlling Effects of Several Fungicides against Apple Leaf Spot

作　　者：杨华[1] 李广旭[1] 张广仁[1] 戴启东[1] YANG Hua;LI Guang-xu;ZHANG Guang-ren;DAI Qi-dong(Liaoning Province Institute of Pomology,Xiongyue Liaoning 115009,China)

机构地区：[1]辽宁省果树科学研究所

出　　处：《北方果树》2019年第6期15-16,共2页Northern Fruits

摘　　要：2016—2017年,作者进行了几种杀菌剂防治苹果斑点落叶病田间药效试验。2年试验结果表明,50%醚菌酯水分散粒剂对苹果斑点落叶病有显著的防治效果,防效分别为87.01%和87.86%;70%丙森锌水分散粒剂防治效果稍低,防效为68.89%和69.01%。供试药剂对苹果树生长均无不良影响。Several fungicides were used to control apple spot leaf in field to define the control effect in 2016—2017.The results of two years field trials showed that the Kresoxim methyl 50%WDG had significant control effect against the tested pathogenic fungus with the efficiency of about 87.01%and 87.86%;the traditional fungicides of propineb 70%WG exhibited low effect against the tested pathogenic fungus with the efficiency of about68.89%and 69.01%.All these fungicides had no adverse effects on apple tree growth.

关 键 词：苹果斑点落叶病 杀菌剂 田间试验 

分 类 号：S436.611.1[农业科学—农业昆虫与害虫防治]