湖南省茶葉農(nóng)殘調(diào)查及防治茶尺蠖藥劑篩選研究.pdf

1、分類號(hào)UDCt，Y9322l‘密級(jí)——湖南農(nóng)業(yè)大學(xué)碩士學(xué)位論文湖南省茶葉農(nóng)殘調(diào)查及防治茶尺蠖藥劑篩選研究r11髓pesticideresidueconditioninHunanandscreeIlinghighinsecticidesagainsttlleJElcfr9p婦D易fiqHPProm研究生姓名韭壹艷指導(dǎo)老師湮溘葒數(shù)攫學(xué)科專業(yè)壅些昆蟲(chóng)與害蟲(chóng)隨漁研究方向昆蟲(chóng)生查與佳物丞公害生主提交論文日期!塑丘量塑答辯委員會(huì)主席益當(dāng)娃學(xué)位授予日

2、期——二00六年五月答辯日期塑蠡基垃論文評(píng)閱人袁絲翊!美蠟ⅡAbstractTeapm血ctionwasseriouslyresmctcdbytlleh培hpesdcideresiduelevelhordcrto雒ccrtaintllepes6cidercsidueofigiIl，wedctected680teasa珈【plesinHunanprovince，協(xié)eresultswereasfollows：1Residueof156％sa

3、mpleswerehigher血aIlt11eirMRLingrcentea，and261％s鋤pleswerehlgher血blacktea2S421，F(xiàn)cIlvalemte，F(xiàn)eIIpropa嘶in，Esfbnval鼬teweresefiousand蚰iVersaliIlHunan3。ThedetectedrateofS42liIlⅡlenomlteaareawas25。57％。Itwasalsohighineastteaareao

4、fHunan，Esfenvalemtewastllesecond，thed刪edratewas795％Esfenvaleratewas血ellighestince重時(shí)alHunan，血edetectedratewas739％，mesecondwasF色nvalefate。witll也e5。兒％detectedrate4Fenvale豫te，Es矗獸nValentewerealldetectcdill14骶shleafsamples，bu

5、tbelowtlleirMRLThe腳婦曲z柳ePfoutisam萄orteapestinHunaIl，ThepeststatllshaSincrcascdreccntlyinvariousareas0fHlmanItisVerydifncuhtoco曲『olbecauseofitsrcsista|1cetoactionofpestiddeThescreeniIlgofhighi璐ecticidcsagainstme腳掃D6矗鰣ePro

6、utwerestudied1LaboratorystudieswerecarriedoutOntlleto)【icityoffif把eninsecticidesto3fdinstarlaⅣaeLC50’sshowedtllatO2％eIllaInec缸bellzoate，10％chlo疵napnO3％azadirachdnand5％hexanuazuronwerenlor_ee觚tiveonnle—＆腳括。掃矗IZ甜￡P(guān)rout，nlc

7、Lc50werc0475Ir蟣(48h)，9877IIⅦ兒(48h)，802mg，L(72h)and25954mg，L2m廿le矗eldthecon乜ole瓶ciencyofO2％emamec矗nbenzoateonme＆腳括06ff口“ePmutwas9599％astllispesticidewasdilutedto2000tiⅡ圯sand也eefficiencyof10％chlorf醯印yrwas8893％as也epesdcidew

8、asdilutedto2000timeS11hee丘ectof03％azadifachtinonEcf唧缸。掃洳懈Proutwasalso900d，whichat1000timesat15daySa腑sprayingwere9185％3nepesticidescrcenedabovewerehi班insecticidcsagainstme&frDp打曲f幻“已fhutThebestconcentradonof02％em砌ectinbeI