摘要
为了筛选有效防治南瓜白粉病的药剂,选用5种杀菌剂进行防治南瓜白粉病的药效试验。结果表明:25%乙嘧酚磺酸脂EC 1 500倍液、12.5%腈菌唑EC 1 000倍液和12%苯甲·氟酰胺SC 1 000倍液对南瓜白粉病均有较好的防治效果,其中以25%乙嘧酚磺酸脂防治南瓜白粉病效果最好,第3次药后7、14 d防效分别为82.8%、86.5%;3种药剂均可在防治南瓜白粉病上推广使用。
In order to screen effective fungicides to control powdery mildew in pumpkin, five fungicides were selected for the efficacy test. The results showed that 1500 times solution of 25% acetylsulfonate EC, 1000 times solution of 12.5% myclobutanil EC and 1000 times solution of 12% benzyl-flutolanil SC all had better effect on pumpkin powdery mildew, among which 25% acetylsulfonate had the best effect, the control effects of 7 and 14 days after the third injection were 82.8% and 86.5% respectively. All the three fungicides could be widely used in the control of pumpkin powdery mildew.
作者
陈阳
林永胜
周先治
马丽娜
CHEN Yang;LIN Yong-sheng;ZHOU Xian-zhi;MA Li-na(Agricultural Bio-resources Research Institute,Fujian Academy of Agricultural Sciences,Fuzhou,Fujian 350003)
出处
《福建农业科技》
2019年第3期51-53,共3页
Fujian Agricultural Science and Technology
基金
福建省科技计划项目--省属公益类科研院所基本科研专项(2018R1017-5)
关键词
南瓜
白粉病
发病规律
药剂防治
Pumpkin
Powdery mildew
Effect test
Fungicide