施保克浸种防治水稻恶苗病试验  

The Efficacy Trial of Sportak on Rice Bakanae (Gibberella Fujikuroi)

作　　者：严小兵 李耀明[2] 谭金生 

机构地区：[1]长沙市植保植检站,湖南长沙410013 [2]湖南农业大学生物安全科技学院,湖南长沙410128 [3]衡东县农业局,湖南衡东421400

出　　处：《湖南农业科学》2005年第4期53-54,共2页Hunan Agricultural Sciences

基　　金：德国拜耳作物科学有限责任公司资助项目

摘　　要：对45%施保克EW、25%施保克EC不同浓度浸种防治水稻恶苗病的效果进行了试验。结果显示,45%施保克EW8000倍6、000倍4、000倍和25%施保克EC2000倍及3000倍液处理出苗率分别为:90%、93%、88%、90%和90%;成秧率分别为:85%、86%、83%、87%和82%;防治效果分别为:89.8%、91.8%、95.9%、93.9%和91.8%。The trial of selectivity and efficacy of Sportak 45 % EW and 25 % EC under different concentration on rice bakanae（Gibberella fufikuroi） was conducted in Hendong county Hunan. The trial results showed that emergence rate was 90% under Sportak 45 % EW 8000 dilution, 93 % under 6000 dilution, 88 % under 4000 dilution and Sportak 25 % EC treatment group, the emergence rate was 90% under 2000 dilution and 90% under 3000 dilution, The seedling rate under Sportak 45% EW treatment group were, 85% under 8000 dilution. 86% under 6000 dilution and 83% under 4000 dilution, in Sportak 25% EC treatment group, it was 87% under 2000 dilution and 82% under 3000 dilution. The efficacy of sportak 45 EW were, 89.8% under 8000 dilution, 91.8% under 6000 dilution and 95.9 % under 4000 dilution. In sportak 25 % EC treatment group, the efficacy were 93.9% under 2000 dilution and 91.8% under 3000 dilution.

关 键 词：施保克 恶苗病 防治 

分 类 号：S482.2[农业科学—农药学]