| insecticide resistance status of colorado potato beetle (coleoptera: chrysomelidae) adults in northern xinjiang uygur autonomous region. | colorado potato beetle, leptinotarsa decemlineata (say) (coleoptera: chrysomelidae), has become the economically most important insect defoliator of potatoes, solanum tuberosum l., in northern xinjiang uygur autonomous region in china. currently, control of colorado potato beetle relies mainly on chemical insecticides. and this may result in insecticide resistance. in this study, ld50 values were measured by a topical bioassay for 14 conventional insecticides in seven local populations from urum ... | 2010 | 20857749 |