【摘 要】
:
我们在北京地区温室茄子上发现棕榈蓟马大量发生危害,为此,我们采用玻璃残留处理法测定了5种药剂对蔬菜上棕榈蓟马的室内毒力和田间药效.室内毒力测定结果表明,杀虫活性最高
【机 构】
:
北京市农林科学院植物保护环境保护研究所,北京100097北京市通州区植物保护站,北京101101北京市延庆县植物保护站,北京102100
【出 处】
:
中国昆虫学会2014年学术年会暨学会成立70周年纪念会
论文部分内容阅读
我们在北京地区温室茄子上发现棕榈蓟马大量发生危害,为此,我们采用玻璃残留处理法测定了5种药剂对蔬菜上棕榈蓟马的室内毒力和田间药效.室内毒力测定结果表明,杀虫活性最高的是乙基多杀菌素,其48和72h的LC50分别为0.1888和0.1784mg/L;其次是阿维菌素,其48和72h的LC50分别为68.3037和54.4450mg/L;溴氰虫酰胺和啶虫脒对棕榈蓟马的毒力水平相当,48和72h的LC50值为60.4901~76.4812mg/L,呋虫胺的毒力最低,48和72h的LC50值为126.2581和80.2125mg/L.
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