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防治烤烟棒孢霉叶斑病药剂试验
引用本文:梁贵林,李继新,关国经,张中义,张长华.防治烤烟棒孢霉叶斑病药剂试验[J].贵州农业科学,2008,36(5).
作者姓名:梁贵林  李继新  关国经  张中义  张长华
作者单位:1. 中国烟草西南农业试验站,贵州,贵阳,550003
2. 云南农业大学植物保护学院
3. 贵州省湄潭县烟草公司,贵州,湄潭,564100
基金项目:国家烟草专卖局科技教育司资助项目
摘    要:采用9种药剂防治烤烟棒孢霉叶斑病的盆钵烟株及田间小区药效试验,结果表明:代森锰锌对烤烟棒孢霉叶斑病的防治效果较好,防效的校正值(下同)达83.8%,在喷药后经历连续雨天的情况下,病指迅速下降并保持较为平稳的低病指,是可用于大田生产的农药;多菌灵的防效虽然较好,达84.3%,但其含有硫磺粉,不宜在烤烟采烤期使用;扑菌特与百菌清的防效分别为81.6%和68.5%;甲基托布津的防效较差,仅为31.2%.代森锰锌可作为烤烟大田发生棒孢霉叶斑病的防治药剂.

关 键 词:烤烟棒孢霉属叶斑病  防治  药剂

Effects of Different Fungicides on Controlling Tobacco Leaf Spot(Corynespora cassiicola)
LIANG Gui-lin,LI Ji-xin,GUAN Guo-jing,ZHANG Zhong-yi,ZHANG Chang-hua.Effects of Different Fungicides on Controlling Tobacco Leaf Spot(Corynespora cassiicola)[J].Guizhou Agricultural Sciences,2008,36(5).
Authors:LIANG Gui-lin  LI Ji-xin  GUAN Guo-jing  ZHANG Zhong-yi  ZHANG Chang-hua
Abstract:The pot and field plot experiments were conducted to study the effects of 9 fungicides on controlling tobacco leaf spot.The results from the field plot test showed that the controlling effect of carbendazim,mancozeb,thiophanate-methyl thiram,chlorothalonil and thiophanate-methyl was 84.3%,83.8%,81.6%,68.5% and 31.2% respectively.Because carbendaxim with sulphur powder can not be appied at the picking stage,mancozeb should be selected in tobacco production for controlling tobacco leaf spot.
Keywords:tobacco leaf spot(Corynespora cassiicola)  control  fungicide
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