| [insecticide resistance of different populations of white-backed planthopper, sogatella furcifera (horváth) (homoptera:delphacidae)]. | resistance to some insecticides used commonly in different populations of the white-backed planthopper, sogatella furcifera collected from zhejiang, guangxi, yunnan and hainan province in china was measured. the specific activities of some resistance-associated enzymes, i.e. esterase, carboxylesterase, glutathione s-transferase and acetylcholinesterase from these populations were also measured. the resistant levels to malathion, methamidophos, isoprocarb and buprofezin were markedly higher in yu ... | 2002 | 11962304 |