当前位置: 首页 > 文章 > 印楝素和蜡蚧轮枝菌对胡瓜钝绥螨的毒力测定 福建农业学报 2004,19 (4) 202-205
Position: Home > Articles > Toxicity tests of Azadirachtin and Verticillium lecanii to Amblyseius cucumeris Oudemans Fujian Journal of Agricultural Sciences 2004,19 (4) 202-205

印楝素和蜡蚧轮枝菌对胡瓜钝绥螨的毒力测定

作  者:
陈霞;张艳璇;章玉苹;林坚贞;季洁
单  位:
福建省农业科学院植物保护研究所;北海国发海洋生物农药有限公司
关键词:
印楝素;蜡蚧轮枝菌;胡瓜钝绥螨;毒力测定
摘  要:
分别测定定了0.3%印楝素乳油、蜡蚧轮枝菌对天敌胡瓜钝绥螨的毒性.施药后10d 的观察结果,0.3%印楝素乳油直接喷于胡瓜钝绥螨虫体时毒性很小,药后10d的 LC_(50)为5.01mg·L~(-1),回归线性方程 y=1.2294x+0.5260;胡瓜钝绥螨取食用0.3%印楝素乳油处理过的柑桔全爪螨则无中毒表现,即无毒性;蜡蚧轮枝菌对胡瓜钝绥螨寄生率为0,基本无毒性,故释放胡瓜钝绥螨生防园可采用0.3%印楝素乳油和蜡蚧轮枝菌防治茶小绿叶蝉、柑桔害螨、柑桔粉虱、蚧壳虫、蚜虫等害虫,既能有很好的防效又能保护天敌胡瓜钝绥螨。
译  名:
Toxicity tests of Azadirachtin and Verticillium lecanii to Amblyseius cucumeris Oudemans
作  者:
CHEN Xia~1 ZHANG Yan-xuan~1 ZHANG Yu-ping~2 LIN Jian-zhen~1 JI Jie~11.Institute of Plant Protection,Fujian Academy of Agricultural Sciences.Fuzhou.Fujian 350013,China;2.Beihai Gofar Marine Biological Pesticide Industry Ltd.Co.,Beihai.Guangxi 536000.China
关键词:
Azadirachtin;;Vertictll(?)m leca(?);;Amblysetus cucumeris Oudemans;;Toxicity determimng
摘  要:
The toxicity of 0.3% Azadirachtin emulsion comentration and Verticillium lecanii to Amblyseiuscucumeris Oudemans were tested.The results showed that 0.3% Azadirachtin emulsion comentration had sometoxicity to Amblsyseius cucumeris Oudemans.The LC_(50) to Amblyseius cucumeris Oudemans was 5.01 mg·L~(-1)regression linear equation was y=1.2294x+0.526.But it showed no toxicity to Amblyseius cucumeris Oudemansafter Amblyseius cucumeris Oudemans eat the citrus spider mite that were treated by 0.3% Azadiraehtin.AndVerticillium lecanii also had no toxicity to Amblyseius cucumeris Oudemans.So adopting 0.3% Azadirachtin andVerticillium lecanii to control green leaf hopper,citrus pest mite,citrus white fly.citrus scale,aphid and otherpests.not only acquirc better control effects but also protect the natural enemies—Amblyseius cucmerisOudemans.

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