采前ALA處理對設施番茄采后品質及貯藏性的影響.pdf

1、西北農林科技大學碩士學位論文采前ALA處理對設施番茄采后品質及貯藏性的影響姓名：王婷申請學位級別：碩士專業(yè)：果樹學指導教師：饒景萍20080501EFFECTOF5AMINOLEVULINICACIDTREATMENTONTHEQUALITYANDSTORAGECHARACTERISTICOFTON認TOABSTRACT111isresearchused‘jinpengul仃a—crown’tomatoaStlleexperimentm

2、materatial，t0studyⅡlee虢ctsofeXogenouS5一鋤inoleⅥlliIlicaCid(ALA)慨a缸nenton也eyield，qllali壩shclflifeandpoSthan，estphysiologyoftomatofilJit111ispapercarriedoutt0Studytllee婦‰tofmephysiolo西calchangesduringt11es缸’ageFurther也eoret

3、icalgIlidanceformedeVelopmenta11dapplicationofALAwaLst0beproVided11leresultsshowedasfollow：(1)ALA切eatmentbeforeharvestcouldiInproVet11eyieldaIldqualityoftomato伽t，，iIlcreaseme觚itcolordegreeA工，AincreaSedtheTSS，decreaSedofT

4、A，increaSed也e∞ntcntofproteiIlandthemineralquali哆cherIlicalelementcontentof也e觚it，butitshowedn0sigmficaIlteffectontllecontentofVit鋤iIlCApplicationofAIApromotedthequalit)roftomatofmitFandFStreatmelltlladbetterresulttowardsr

5、aisil培thetomatofmitq讞i夠(2)ALAtrea缸nentbeforeharvesthad110greatlyinnuenceontheshelflifeoftoma幻蜀ruits，atl8d，FtreatIllentcanstillmain_taincertaillshelfquali批，(3)Inth邑Storageprocess，f01iar印plyofALAtreatmentongreentomatofuitw

6、懿thebest，notolllyreducedthecon鈀ntofMDAand出erelatiVepe玎nea：bili夠ofmemembmne，irdlibited1ipidperoxidatio璣and蛔pr0VedSOD，PODandCATactivities，ma如inedllighersto磁equali夠FS仃eatmenthadmee彘ctofpromoting觚tcolorintIlenpellingprocesso

7、f鏟een饑it，soitmademe觚itsr主pene硝y，a11dhadthetrandofmakingt11epeakof也erespiration狃demyleneproduction出lead。(4)h1coldstorageconditiolls，thee婦融ctSofALAonrespirationandeⅡlyleneproductionofpiI墩tomatowaSdif琵rem丘。omtlle蓼eenfmitALA

8、n℃咖entdidnot缸rectmeprocessoftheeme瑪enceofreSpirato巧peaktiIne，butcouldreduCet11epeal(1(emⅡ1efimmessandreducedthelossofvitaIIlinCduringcoldstorageItcouIddecre嬲e也eMDAcoment觚dmerelativepenlleabilityof也ememb舢e，irlllibitedmeac