将近90%的杀虫剂都含有除虫菊酯或者虫菊酯或者兼而有之。
Nearly 90% of exposures involved insecticides containing pyrethroids, pyrethrins or both.
拟除虫菊酯杀虫剂主要用于防治棉田、菜地、果树和茶叶上的农业害虫以及卫生害虫，也用于渔业生产上杀灭寄生虫。
Pyrethroid pesticides are mainly used in killing pests in cotton, vegetable, fruit and tea trees, public health and also in killing parasites in fish.
以敏感和抗性棉铃虫为试虫，比较测定了DEF、PBO、SV1 和S2对氰戊菊酯的增效作用。
Synergism of DEF PBO SV1 and S2 to fenvalerate were measured against susceptible and resistant strain of Helicoverpa armigera.
显微测量表明，药剂处理后的菌丝分枝间距多数明显缩短，如骠马、啶虫脒、高效氯氰菊酯等；
Microscopic measurment indicated that the intervals of mycelia branches were shortened significantly when treated with fenoxaprop, cyflithrin, deilamethrin and so on.
结论福建调查点的虫株对氯菊酯已产生抗性，部分调查点的抗性呈上升趋势。
Conclusion The strains of investigated places in Fujian had resistance to permethrin and tended to rise.
在稻田中按规定的剂量使用溴氰菊酯农药治虫，对稻田养鱼和邻近鱼塘无危害影响；对虾类有较大的危害性。
If deltamethrin be used with prescript dose in paddyfield, it will have no harmful effect on fish breeding in paddy field and nearby fish pond, but will be more harmful to shrimp.
抗氯菊酯德国小蠊虫株由中等程度抗性转变为低抗性至基本消失需要3年。
It needs about 3 years that the resistance of permethrin-resistant German cockroach subsides from middle degree to low degree, and basically to non-resistance.
噻虫嗪与高效氯氟氰菊酯可能存在交互抗性。
There may be cross-resistance between thiamethoxam and lambda-cyhalothrin in the pest.
噻虫嗪与高效氯氟氰菊酯可能存在交互抗性。
There may be cross-resistance between thiamethoxam and lambda-cyhalothrin in the pest.
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