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时间:2019-05-26
《甲维盐微乳剂药液在水稻叶面的行为分析》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、中国水稻科学(犆犺犻狀犑犚犻犮犲犛犮犻),2010,24(5):503~508http://www.ricesci.cnDOI:10.3969/j.issn.10017216.2010.05.010503甲维盐微乳剂药液在水稻叶面的行为分析范鹏1,2顾中言1,徐德进1许小龙1徐广春1(1江苏省农业科学院植物保护研究所,江苏南京210014;2扬州大学园艺与植物保护学院,江苏扬州225009;通讯联系人,Email:guzy@jaas.ac.cn)ActionAnalysisofDropsofEmamectionBenzoateM
2、icroemulsiononRiceLeafFANPeng1,2,GUZhongyan1,,XUDejin1,XUXiaolong1,XUGuangchun1(1犐狀狊狋犻狋狌狋犲狅犳犘犾犪狀狋犘狉狅狋犲犮狋犻狅狀,犑犻犪狀犵狊狌犃犮犪犱犲犿狔狅犳犃犵狉犻犮狌犾狋狌狉犪犾犛犮犻犲狀犮犲狊,犖犪狀犼犻狀犵210014,犆犺犻狀犪;2犆狅犾犾犲犵犲狅犳犎狅狉狋犻犮狌犾狋狌狉犲犪狀犱犘犾犪狀狋犘狉狅狋犲犮狋犻狅狀,犢犪狀犵狕犺狅狌犝狀犻狏犲狉狊犻狋狔,犢犪狀犵狕犺狅狌225009,犆犺犻狀犪;犆狅狉狉犲狊狆狅狀犱犻狀犵犪狌狋犺狅狉,
3、犈犿犪犻犾:犵狌狕狔@犼犪犪狊.犪犮.犮狀)FANPeng,GUZhongyan,XUDejin,etal.Actionanalysisofdropsofemamectionbenzoatemicroemulsiononriceleaf.ChinJRiceSci,2010,24(5):503508.犃犫狊狋狉犪犮狋:Surfacetensionandspreadingcharacteristicsofdropsof0.5%emamectionbenzoatemicroemulsion(ME)onriceleafwerestudie
4、datconcentrationsof0.78-12.50mg/L.ResultsshowedthatthesurfacetensionsofemamectionbenzoateMEat1.56,3.12,6.25and12.50mg/Lweresmallerthanthecriticalsurfacetensionofriceleaf.Thecontactanglesofthedropsofthesesolutionsweredifferentwhenthedropsweredroppedontoriceleaf.However,as
5、timewenton,thecontactanglediminished,andthediminishingspeedincreasedwithrisingconcentration.Finally,thedropsthatthesurfactantreachedtheCMC(criticalmicelleconcentration)inthesesolutionsat3.12,6.25and12.50mg/Lspreadcompletely,whereasthedropsthatthesurfactantdidnotreachtheC
6、MCinthesolutionat1.56mg/Lcouldnotspreadcompletely.ThesurfacetensionsofemamectionbenzoateMEweresmallerthanthecriticalsurfacetensionofriceleafat1.56-100mg/Lwhilethesurfacetensionofthesameconcentrationofemamectionbenzoateemulsifiableconcentrate(EC)weregreaterthanthecritic
7、alsurfacetensionofriceleaf,andthedynamicretentionoftheformeronriceleafwassignificantlygreaterthanthelatter.Potexperimentshowedthatunderthesameconcentration,emamectionbenzoateMEshowedanimprovedprotectingeffecton犆犺犻犾狅狊狌狆狆狉犲狊狊犪犾犻狊comparedtoemamectionbenzoateEC.Ittestifiest
8、hatmicroemulsioncouldimprovephysicalandchemicalpropertiesoftheagentsfromtheperspectiveofefficacy
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