几种药剂对大叶黄杨白粉病的防治效果研究  

Study on the Prevention and Treatment Effect of Several Agents on Powdery Mildew of Boxwood

作　　者：郝洁 周志文 Hao Jie(Beijing Landscaping Group Co.,Ltd.,Beijing 100088)

机构地区：[1]北京市园林绿化集团有限公司,北京100088 [2]北京金都园林绿化有限责任公司绿化一大队,北京100081

出　　处：《农业灾害研究》2023年第9期43-45,共3页Journal of Agricultural Catastrophology

摘　　要：试验研究了腈菌唑、三唑酮、甲基托布津和百菌清对大叶黄杨白粉病的防治效果,从栽培管理角度的探析预防大叶黄杨白粉病的有效措施。药效防治试验结果表明:15%三唑酮可湿性粉剂、12.5%腈菌唑水乳剂、75%百菌清可湿性粉剂、50%甲基托布津可湿性粉剂在对大叶黄杨白粉病的防治上均有一定的效果,2次施药后各处理的防效均有所上升,其中,12.5%腈菌唑水乳剂2000倍液在2次施药过程中防治效果最好,防效均达到70%以上,其次为15%三唑酮可湿性粉剂800倍液,2次防效均在60%以上。An experiment was conducted to study the control effects of nitriconazole,triadimefon,methyltobuzin,and chlorothalonil on powdery mildew of Populus euphratica.Effective measures for preventing powdery mildew of Populus euphratica were analyzed from the perspective of cultivation management.The results of the efficacy control experiment showed that 15%triadimefon wettable powder,12.5%nitrile water emulsion,75%chlorothalonil wettable powder,and 50%methyltobuzin wettable powder all had certain effects on the prevention and control of poplar powdery mildew.After two applications,the control effects of each treatment increased.Among them,the 12.5%nitrile water emulsion with a 2000 fold solution had the best control effect,with a control effect of over 70%,The second was the 15%triadimefon wettable powder with an 800 fold solution,and the twice prevention effect is above 60%.

关 键 词：大叶黄杨白粉病 药剂 防治效果 栽培措施 

分 类 号：S763.7[农业科学—森林保护学]