柑桔小實蠅的防治研究.pdf

1、華中農業(yè)大學碩士學位論文柑桔小實蠅的防治研究姓名：趙菊鵬申請學位級別：碩士專業(yè)：農業(yè)昆蟲與害蟲防治指導教師：張國安田世堯2002.5.1柑桔小實蠅的防治研究StudiesonControlofBactroceradorsalis(Hendel)ZhaoJupengDepartmentofPlantProtection，HuazhongAgriculturalUniversityWuhan430070，ChinaAbstraetBactr

2、oceradorsalisistheinsectofquarantineathomeandabroad，whichinfectsfruitsandvegetablesofmorefortyfamiliesandtwohundredfiftyspecies，suchasmangoes、oranges、tangerines、carambolas、guavasandsortsofgourdsEnormouslossiScausedbyitev

3、eryyearThetoxicityofinsecticidestotheadultsofBactroceradorsaliswasusedresidualfilminthelaboratoryItslarvaeandpupaswereuseddippingResultsshowedthetoxicityorderofinsecticidestothelarvaeofBactroceradorsalisWaSchlorpyrifosab

4、amectinphoximiSaZOfoslcyhalthindichlorvosthiamethoxamcarbosulfanbeta—cypermethrintdchlorphonTheCOefficientratioofthemixtureoftrichlorphonandphoxim(1：9)WaS26674TheCOefficientratioofthemixtureofphoximandchlorpyrifos(1：1)Wa

5、S33048ResultsshowedthetoxicityorderofinsecticidestothepupaSofBactroceradorsalisWaSchlorpyrifosquinslphosisazofosisofeuphosmethylphoximdichlorvosLCsoofthemixtureoftrichlorphonandphoxim(1：9)WaS2402643mg／LTheCO—efficientrat

6、ioofthemixtureofphoximandchlorpyrifos(9：I)WaS58615ResultsshowedthetoxicityorderofinsecticidestotheadultsofBactroceradorsaliswasphoximchlorpyrifosabamectin1cyhalthintrichlorphonabamectinprofenophoscarbosulfanthiamethoxamc

7、ypermethrindichlorvosbetacypermethrinquinslphosimidaclopridResultsexpressedthemixtureoftrichlorphonandphoxim(!：1、promotedeffectoftoxicitySo觴themixtureofphoximandchlorpyrifos(1：1andl：91didThelarvaeandpupasofBactroceradors

8、aliscouldenduresometimeinthewaterOnly4667％larvaediedaftertheyhadbeendippedinwaterfor12hoursIa／、raealldiedafter24hoursOnly5333％pupasdiedaftertheyhadbeendippedinwaterfor48hoursPupasalldiedafter96hoursDispellingexperimentso