枯草芽孢杆菌菌株Bv10对大叶黄杨白粉病的防治效果  

Efficacy of Bacillus subtilis strain Bv10 in controlling powdery mildew of Euonymus japonicus

作　　者：王雅[1,2] 田芳[2] 谭小艳[3] 陶爱丽[1,2] 黄思良[2] 黎起秦[1] 

机构地区：[1]广西大学农学院,广西南宁530005 [2]南阳师范学院生命科学与技术学院,河南南阳473061 [3]枣庄学院生命科学学院,山东枣庄277160

出　　处：《南阳师范学院学报》2013年第3期26-27,40,共3页Journal of Nanyang Normal University

摘　　要：大叶黄杨白粉病近年来在河南省南阳市发生严重.对大叶黄杨植株春梢进行叶面喷施生防菌枯草芽孢杆菌Bv10菌株的发酵液,进行白粉病小区生防试验,结果显示:喷施7 d后,枯草芽孢杆菌Bv10发酵液对大叶黄杨白粉病的防治效果达70.37%,低于对照药剂粉锈宁;喷施14 d后,该生防菌的防效降低至25.26%.In recent years, powdery mildew of Euonymus japonicus severely occurred in Nanyang city, Henan province. Plot tests of spraying the fermentation broth of the biocontrol agent B spring shoots of Euonymus japonicus against,powdery mildew were performed. The of the biocontrol strain was 70.37% in controlling powdery mildew of E. japonicus was lower than the control fungicide triadimefon treatment. At 14 d after applicati was decreased to 25.26%. aciUus subtilis strain By10 on results showed that the efficacy after 7 d of application, which on, the efficacy of strain Bv10

关 键 词：枯草芽孢杆菌 粉锈宁 大叶黄杨 白粉病 防治效果 

分 类 号：S476.9[农业科学—农业昆虫与害虫防治]