10种药剂对西葫芦白粉病的田间防效  

Field Control Effects of Ten Pesticides on Zucchini Powdery Mildew

作　　者：吴树静 褚姝频 陈夕军 WU Shujing;CHU Shupin;CHEN Xijun(Plant Protection Station of Sheyang County,Jiangsu 224300;Plant Protection and Quarantine Station of Jiangsu Province;College of Plant Protection,Yangzhou University)

机构地区：[1]射阳县植物保护站,江苏盐城224300 [2]江苏省植物保护植物检疫站 [3]扬州大学植物保护学院

出　　处：《长江蔬菜》2024年第10期73-75,共3页Journal of Changjiang Vegetables

基　　金：江苏省重点研发计划(现代农业)项目(BE2018359)。

摘　　要：白粉病是西葫芦生产上的重要病害,为筛选出西葫芦白粉病防控药剂,通过田间试验比较了10种新型杀菌剂对西葫芦白粉病的防效。试验结果表明,400 g/L氯氟醚菌唑悬浮剂20 g/667 m^(2)、42%苯菌酮悬浮剂20 g/667 m^(2)、40%环丙唑醇悬浮剂10 g/667 m^(2)和20%吡噻菌胺悬浮剂30 g/667 m^(2)对西葫芦白粉病均有较好防效,且持效期较长,第2次药后7、14、21 d,上述4种药剂的防效均在90%以上。说明这些药剂可用于田间西葫芦白粉病的防控。Powdery mildew is an important disease in the production of zucchini.In order to select the pesticides that could be used to control the disease,the effects of ten new fungicides on zucchini powdery mildew were studied in the field.The results showed that 400 g/L mefentrifluconazole suspension concentrate 20 g/667 m^(2),42%metrafenone suspension concentrate 20 g/667 m^(2),40%cyproconazole suspension concentrate 10 g/667 m^(2) and 20%penthiopyrad suspension concentrate 30 g/667 m^(2) had good control effects on zucchini powdery mildew and the duration was long.The control effects of the above fungicides were all more than 90%at 7,14 and 21 days after being applied the second time.It was indicated that these fungicides could be used to prevent and control zucchini powdery mildew in the field.

关 键 词：田间防效 杀菌剂 白粉病 西葫芦 

分 类 号：S642.6[农业科学—蔬菜学]