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增效剂NIA16388对溴氰菊酯增效机理的研究
引用本文:何运转,李梅,何凤琴,冯国蕾,王荫长.增效剂NIA16388对溴氰菊酯增效机理的研究[J].农药学学报,2000,2(1):19-24.
作者姓名:何运转  李梅  何凤琴  冯国蕾  王荫长
作者单位:1.河北农业大学昆虫化保系,保定 071001
摘    要:以抗溴氰菊酯品系家蝇(Del-R) 为试材,测定了NIA 对溴氰菊酯的增效作用,结果表明:NIA 对溴氰菊酯有极显著的增效作用。此后对NIA 的增效机理进行了研究,实验证明:NIA 可抑制家蝇体内羧酸酯酶的活性,I50值分别为2.14(±0.22)×10-7mo l·L-1(α-NA )和1.09(±0.39) ×10-9mol·L -1(β-NA ) ,N IA 为4.20×10- 4mol·L- 1时, 其对多功能氧化酶的抑制率达78.63(±0.13)%;此外,NIA 对神经靶标部位的AChE 也有抑制作用, I50值为2.37(±0169)×10- 5mo l·L - 1。几方面综合作用的结果, 使其表现出明显的增效效果。

关 键 词:NIA  16388    增效机制    溴氰菊酯

Synergistic Mechanism of NIA16388 to Deltamethrin in Deltamethrin-Resistant Housefly (Muscadomestica)
He Yun-zhuan,Li Mei,He Feng-qin,Feng Guo-lei and Wang Yin-chang.Synergistic Mechanism of NIA16388 to Deltamethrin in Deltamethrin-Resistant Housefly (Muscadomestica)[J].Chinese Journal of Pesticide Science,2000,2(1):19-24.
Authors:He Yun-zhuan  Li Mei  He Feng-qin  Feng Guo-lei and Wang Yin-chang
Institution:1.Department of Plant Protection, Agricultural University of Hebei, Baoding 0710012.Institute of Zoology, Acadamia Sinica, Beijing 1000803.Department of Plant Protection,A gricultural University of Nanjing, Nanjing 210095
Abstract:Synergism of NIA16388(NIA ) to deltamethrin in housefly of Del-R strain was studied. Result of bioassay showed that synergistic rate of N IA to deltamethrin was 214.60. The synergistic mechanism of NIA was also researched. The results suggested that: (1)NIA inhibited Carboxylesterase(CarE) activities significantly and I50 value to CarE were 2.14(±0.22)×10-7 mol·L-1 (α-NA) and 1.09(±0.39)×10-9 mol·L-1 (β-NA),respectively; (2)The inhibition of MFO activity by NIA was 78.63(±0.13)% when NIA concentration was 4.20×10-4mol·L-1; (3)NIA could inhibit AChE activity and I50 value was 2.37(± 0.69 )×10-5 mol·L-1. Accordingly NIA is considered a muti-target synergistic agent.
Keywords:NIA16388  Synergistic mechanism  Deltamethrin  
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