430g/L戊唑醇悬浮剂防治梨黑星病田间药效试验  

Field Efficacy of 430 g/L Tebuconazole Suspension Concentrate on Venturia pyrina

作　　者：范巧兰[1] 刘珍[1] 魏明峰[1] 张丽萍[1] 张贵云[1] 

机构地区：[1]山西省农业科学院棉花研究所,山西运城044000

出　　处：《山西农业科学》2015年第5期603-604,612,共3页Journal of Shanxi Agricultural Sciences

基　　金：农业部农药登记药效试验(田间-019)

摘　　要：为了明确430 g/L戊唑醇悬浮剂对梨黑星病的防治效果,在田间进行了不同药量的喷施试验。结果表明,3 000倍液处理的防效最佳,叶片和果实的防治效果分别达90.66%和96.17%;4 000倍液处理防效次之,防治效果分别达87.86%和86.37%,且均对供试作物安全,是防治梨树黑星病的理想药剂。The experiment was conducted to evaluate spraying effects of 430 g/L tebuconazole suspension concentrate on Venturia pyrina. The results showed that 430 g/L tebuconazole suspension concentrate with dosage of 3 000 folds was the best effects, control effi- cacy of leave and fruits were 90.66% and 96.17%, respectively. With dosage of 4 000 folds, control efficacy of leave and fruits were 87.86% and 86.37%, respectively. The results provide theoretical basis for the control of Venturia pyrina.

关 键 词：戊唑醇悬浮剂 梨黑星病 防治效果 

分 类 号：S436.612.13[农业科学—农业昆虫与害虫防治]