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1、熊忠华，李娟，石绪根，等.鼠氟草酯与双草瞇混剂防治稻田禾本科杂草田间药效试验[J].生物灾害科2017,40(1):1-7.氧氟草酯与双草醛混剂防治稻田禾本科杂草田间药效试验熊忠华I,李娟2,石绪根匚张前锋I(1..江西农业大学农学院，江西南昌330045；2.江西农业大学国土资源与环境学院，江西南昌330045)摘要：为探明孰氟草酯•双草酬混用对稻山杂草的防治效果、适宜用量及其对水稻的安全性，进行•了出间药效试验。结果表明，氛氟草酯与双草醯混剂120ga.i./hm2以上剂量对水稻移栽FT1稗草、千金子防效突出，H以氛氟草酯+双草
2、醛(160+40)ga.i./hm2处理的效果最佳；药后30d其对稗草、千金子和稗草与千金子总体的株防效分别为100.00%、96.26%和97.78%。虽然訊氟草酯与双草瞇混用造成訊氟草酯对千金子的株防效显著下降，但二者混用未明显影响録氟草艇对稗草的防效，且对千金子防效较双草隧单剂显著提奇。此外，氤氟草酯与双草瞇混剂处理增产效果显著，并对水稻安全。关键词：獗氟草酯；双草醸；混用；移栽水稻；禾本科朵草；防效：安全性中图分类号:文献标志码：A文章编号:ControlEfficacyofMixtureofCyhalofop-butyla
3、ndBispyribac-sodiumAgentAgainstGramineousWeedsXIONGZhong-hua1,LIJuan2,SHIXu-gen1*,ZHANGQian-feng1(1.CollegeofAgronomy,JiangxiAgriculturalUniversity,Nanchang330045,China；2.CollegeofLandResourceandEnvironment,JiangxiAgriculturalUniversity,Nanchang330045,China)Abstract：In
4、ordertoinvestigatethecontroleffectsandappropriatedosageofcyhalofop-butylandbispyribac-sodiummixtureonpaddyweeds,andthesafetyonriceaswell,thefieldefficacytrialswerecarriedout.Theresultsshowedthatwhenthecyhalofop-butylandbispyribac-sodiummixturewasatadoseofmorethan120ga.
5、i./hm^,ithadaprominentcontroleffectonEchinochloacrus^alliandLeptochloachinensisintransplantedricefields,andthebesttreatmenteffectresultedfrom(160+40)ga.i./hm2ofcyhalofop-butyl+bispyribac-sodiummixture.After30dtreatment,plantcontroleffectsofthemixtureonEchinochloacrus^a
6、lli,厶eptochloachinensisandthetotalofEchinochloacrusgalliandLeptochloachinensiswere100.00%,96.26%and97.78%.Althoughthemixtureofcyhalofop-butylandbispyribac-sodiummixtureresultedinasignificantdecreaseintheplantcontroleffectofcyhalofop-butylsolelyagainstLeptochloachinensi
7、s.themix-updidnotsignificantlyaffectthecontroleffectofcyhalofop-butylonEchinochloacrusgalli,andthemixturehadabettercontroleffectagainstLeptochloachinensisthanthatofthesingleagentofbispyribac-sodium.Inaddition,thecyhalofop-butylandbispyribac-sodiummixtureimprovedtheyiel
8、dsignificantly,andhadnodamagetoricesafety.Keywords:bispyribac-sodium;cyhalofop-butyl;mixture;ricetransplanting;gramin
