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1、萬(wàn)方數(shù)據(jù)includingusecrops，controlobjects，dosageandresistancelevelsandSOon．Guangxi，Shandongservicelifehasreachedmorethan17years，andXinjiangbegantouseinthelast10years，followingthelongerlifeofavermectinformulation，theaverageresistancelevelhasbecomehigherandh
2、igher，whiletheaverageresistancelevelondifferentfruitcropsandvegetableswassignificantlygreatermanfieldcrops，whichisreleventedwiththeuseofavermectinonotherfruittreesandvegetablethanthefieldcrops．4．Itcurrentlyhas2559registrationcertificateofpesticidecomp
3、aniesinChina,amongwhich495aretheregisteredavermectinmanufacturers．Wedetaillyinvestigate29productioncompanies，removingthetwocompaniesofnospecificinvestigation，findingthatthereareseverloriginaldrugcompaniesinnormalproduction，andtheproductionofShandongQi
4、PharmaceuticalCo．，Ltd．，HebeiWeiyuanshenghuaPesticideCo．，Ltd．Shij}iazhuangCity-BaiBiologicalEngineeringCo．，Ltd．a(chǎn)ccountedfor72．5percentoftotalnationalproduction．Avermectinoriginaldrugindustrialproductionprocessesinclude：transformationofbacteriainoculate
5、dfermentation，refiningpure．Avermectinproduction,cost，qualityandspeciesleveliscritical，thecurrentdomesticproductionenterprisesbacteriafermentationunitCanreach6500pg／mlormore．Theinvestigationshowedthatinthepurificationofavermectinproductionprocess，theyi
6、eldisgenerally70％-80％，whiletheyieldofoutstandingmanufacturersCanreachmorethan85％．AtpresenttheAvermectinoriginaldrugmanufacturersforexhaustgastreatmentismainlyplasmaandadsorptionfiltration，wastewatertreatmentismainlyanaerobicandaerobicbiologicalcontact
7、oxidationprocess，mainlytheburningofwastetreatmentiscurrentlybased．Keyword：Avermectin；biologicalpesticides；pesticideregistration；marketanalysis；industrialoptimization萬(wàn)方數(shù)據(jù)目錄1引言???????????????????????????????????????????一l1．1研究背景?????????????????????????
8、????一11．2研究目的意義???????????????????????????一5113本論文研究思路??????????????????????????一52研究方法????????????????????????????????62．1阿維菌素的登記現(xiàn)狀分析???????????????????????62．2阿維菌素制劑在全國(guó)的使用情況調(diào)查?????????????????一62．3阿維菌素在全國(guó)的抗藥性情況調(diào)查??????????????????一62．4阿維菌素原藥
