摘要
以8a生西府海棠为试材,研究了22.4%螺虫乙酯悬浮剂对海棠树上苹果黄蚜的田间防效。结果表明:22.4%螺虫乙酯悬浮剂2 000倍液对苹果黄蚜具有非常好的防治效果;药后10、20、30d的防效分别为99.97%、100%、100%;防治效果优于对照药剂50%敌敌畏乳油和2.5%溴氰菊脂乳油的防效。
Taking 8-year-old Malus micromalus Makino as material,22.4% spirotetramat SC was used to control the Aphis citricola.The results showed that 22.4% spirotetramat SC had very good control efficacy with a number of 99.97%,100% and 100% after spraying 10,20 and 30 days,respectively,the efficacy was better that the control pesticides of 50% dichlorvos EC and 2.5% deltamethrin EC.
出处
《北方园艺》
CAS
北大核心
2013年第13期157-158,共2页
Northern Horticulture
基金
北京市农林科学院青年科研基金资助项目(QNJJ201214)
北京市科技计划资助项目(Z0906050060009017)
关键词
螺虫乙酯
苹果黄蚜
田间防效
spirotetramat
Aphis citricola
field control efficacy
