我国棉蚜抗药性研究现状 洪波pdf.doc

西北农业学报 2000, 9( 1): 118~ 122
Acta Agricultur ae Bo r ea li-occidentalis Sinica
我国棉蚜抗药性研究现状
洪波1 ,陈安良2 ,冯俊涛2 ,张兴2
( 1. 宁夏农学院, 永宁 750105; , 陕西杨陵 712100)
摘要: 棉蚜对有机磷类杀虫剂的抗性发展比较缓慢,有些地区抗性水平仍处于敏感或敏感度降低阶段;对氨基甲酸酯类杀虫剂的主要品种抗性倍数大多在 40倍以下,处于低至中抗水平;对拟除虫菊酯杀虫剂的抗性水平发展极快,已产生极高水平抗性,菊酯类杀虫剂已失去了对棉蚜的实际防治作用。棉蚜对杀虫剂的抗性机理涉及到靶标敏感度下降、体内解毒酶系活力升高等多种机理。对棉蚜的抗药性治理主要采用合理用药,结合农业和生物防治等措施进行综合治理。
关键词: 棉蚜; 杀虫剂; 抗药性; 抗性机理; 抗性治理
中图分类号: S4350. 671 文献标识标: A 文章编号: 1004-1389( 2000) 01-0118-05
The Current Study on the Insecticide-Resistance of Cotton Aphids in China
HON G Bo1 , CHEN An-liang2 , FEN G Jun-tao2 , ZHAN G Xing2
( 1. Th e Ningxia Ag ricultu ral College, Yong ning Ningxia 750105; 2. Res earch and Development Center of
Biorational Pesticid e,
North w es tern Ag ricultural Univ ersity, Yangling Sh aanxi 712100)
Abstract: The resista nt dev eloping speed o f co tto n aphid a nopho spha te is relativ ely slo w and the
resistant lev er is yet in the stag e of susceptibility reducing in some a reas o f china;
The resistance to
carbam ates is in low~ medium lev er and the resistant times to majority of cerbamates is lo w er than 40; The hig her resistance to py rethroids has obtained . So the pyreth roids hav e no t been able to control the cotton a phid. The resistant mechanism of cotto n a phid to insecticide is relev ant to m any
facto ries . Such
as the susceptibility o f
targe