新型复配剂氟唑菌酰胺·戊唑醇对柑橘沙皮病的防治效果评价  

Evaluation of the new compounding agent of fluxapyroxad·tebuconazole in controlling Diaporthe citri

作　　者：宋晓兵[1] 凌金锋[1] 黄峰 彭埃天[1] 崔一平[1] 陈霞[1] SONG Xiao-bing;LING Jin-feng;HUANG Feng;PENG Ai-tian;CUI Yi-ping;CHEN Xia(Institute of Plant Protection,Guangdong Academyof Agricultural Sciences,Key Laboratory of Green Prevention and Control on Fruits and Vegetables in South China Ministry of Agriculture and Rural Affairs,Guangdong Provincial Key Laboratory of High Technology for Plant Protection,Guangzhou 510640,China)

机构地区：[1]广东省农业科学院植物保护研究所,农业农村部华南果蔬绿色防控重点实验室,广东省植物保护新技术重点实验室,广州510640

出　　处：《农药》2022年第12期916-919,共4页Agrochemicals

基　　金：广东省现代农业产业技术体系创新团队建设项目(2022KJ108);广东省农业科学院协同创新中心项目(XTXM202202)。

摘　　要：[目的]明确新型复配剂40%氟唑菌酰胺·戊唑醇悬浮剂对柑橘沙皮病的防治效果,评估该药剂对柑橘的安全性。[方法]2019—2020年,连续2年进行了40%氟唑菌酰胺·戊唑醇悬浮剂防治柑橘沙皮病的田间药效试验。[结果]2年的试验结果表明:40%氟唑菌酰胺·戊唑醇悬浮剂133.3 mg a.i./kg对柑橘沙皮病具有较好的防治效果,2019年药剂处理2次后对柑橘叶片和果实沙皮病的防治效果分别为75.80%和72.83%,2020年药剂处理2次后对柑橘叶片和果实沙皮病的防治效果分别为74.66%和73.73%,显著优于对照药剂430 g/L戊唑醇悬浮剂122.9 mg a.i./kg、10%氟唑菌酰胺悬浮剂100 mg a.i./kg和50%氟啶胺悬浮剂500 mg a.i./kg的处理。[结论]40%氟唑菌酰胺·戊唑醇悬浮剂对柑橘安全,值得应用于柑橘沙皮病防治的示范与推广。[Aims]This study aims to clarify the control effect of the new mixture fluxapyroxad·tebuconazole 40%SC on Diaporthe citri,and evaluate the safety of the agent on citrus.[Methods]From 2019 to 2020,the field efficacy test of fluxapyroxad·tebuconazole 40%SC for controlling D.citri was carried out for two consecutive years.[Results]The results showed that fluxapyroxad·tebuconazole 40%SC at 133.3 mg a.i./kg had a good control effect against D.citri on citrus leaves and fruits,the control effect after 2 times of fungicide treatment in 2019 reached 75.80%and 72.83%,and2 times of fungicide treatment in 2020 reached 74.66%and 73.73%respectively,which was significantly superior than that of tebuconazole 430 g/L SC at 122.9 mg a.i./kg,fluxapyroxad 10%SC at 100 mg a.i./kg and picoxystrobin 50%SC at 500 mg a.i./kg.[Conclusions]Fluxapyroxad·tebuconazole 40%SC is safe for citrus,and worthy of being promoted in the application of prevention and treatment of controlling D.citri.

关 键 词：氟唑菌酰胺 戊唑醇 柑橘沙皮病 药剂防治 评价 

分 类 号：S482.2[农业科学—农药学]