西瓜疫病高效防治药剂筛选试验  

Screen of Highly Effective Pesticides for Prevention and Control Watermelon Blight

作　　者：许佩[1] 何振华[1] 赵铭 谭建军[1] 刘剑眉[1] 韩蓉 XU Pei;HE Zhenhua;ZHAO Ming;TAN Jianjun;LIU Jianmei;HAN Rong(Hengyang Vegetable Research Institute,Hunan 421001)

机构地区：[1]湖南衡阳市蔬菜研究所

出　　处：《长江蔬菜》2020年第2期71-73,共3页Journal of Changjiang Vegetables

基　　金：国家大宗蔬菜产业技术体系资助项目(CARS-25-07B)

摘　　要：为了筛选出高效低毒、对环境友好的西瓜疫病防治药剂,选取7种化学药剂,通过设置不同浓度梯度,进行连续3 a的药效试验,以西瓜疫病的速效性、持效性为判定指标,筛选出适合西瓜疫病的防治药剂。试验结果表明,23.4%双炔酰菌胺悬浮剂1000倍液的持效性与速效性表现均优良,推广应用前景良好。In order to screen out high efficiency,low toxicity and environment-friendly pesticides for controlling watermelon blight,the efficacy test of 7 chemical pesticides were carried out for 3 consecutive years by setting different concentration gradients.The test took the quick effect and endurance as criterions to screen out suitable pesticides for prevention and control watermelon blight.The results showed that 23.4%diacetylenic bacteriamide suspension agent 1000 times liquid had excellent performance in duration and quick acting,and its application prospect was good.

关 键 词：无籽西瓜 疫病 化学药剂 速效性 持效期 

分 类 号：S651[农业科学—果树学]