1-甲基環(huán)丙烯對(duì)“紅富士”和“新紅星”蘋果采后貯藏效果影響的研究.pdf

1、中國(guó)農(nóng)業(yè)大學(xué)碩士學(xué)位論文1甲基環(huán)丙烯對(duì)“紅富士”和“新紅星”蘋果采后貯藏效果影響的研究姓名：?jiǎn)號(hào)|申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：食品科學(xué)指導(dǎo)教師：薛文通鄧勇20030801AbstractTheapplesof‘RedFuji’and‘Starkrimson’wereusedforstudyingtheeffectsofconcentrationsof1MCP，temperatureanddurationoftreatment，timingof

2、itsapplication，fruitmaturityandstoragemethodsonefficacyof1MCPTheresultsindicatedthat1MCPdramaticallyaffectedonphysiologicalchangesaftertreatmentItdelayedfruitripeningandsenescencebyreducinglossoffirmnessandtitratableacid

3、ity，decreasingthedecompositionofchlorophyllinthefruitskinTheresultsshowedasfollows1Theeffectsof1MCPwereaffectedbytheconcentrationof1MCPappliedAttherangeofO01pL／L～05uL幾o(hù)f1MCPappliedtheeffectsof1MCPtreatmentwerepositivelyc

4、orrelatedwiththeconcentranon2Theeffectsof1MCPonapplesof‘Starkrimson’and‘RedFuji’wereaffectedbythetemperatureandthedurationoftreatmentwhen1MCPwasappliedWiththeincreaseoffumigatingdurationattherangeofO～24hoursthequalityofs

5、toragewasimprovedAtacertainrangeoftreatingtemperature(O℃～20℃)andfumigatingduration(6～24hours)，withtheincreaseoftemperatureandfumigatingduration，thequalityofstorageCallbeimprovedfurther3Thetimeof1MCPapplicationafterharves

6、twascriticaltomaintainfruitqualityof‘Fuji’and‘Starkrimson’appleTheefficacyof1MCPapplicationdecreasedwithdelayofapplicationtimeofl—MCP4Theeffectsof1MCPonstorageof‘RedFuji’and‘Starkrimson’appleswerealsoaffectedbyfruitmatur

7、ityTealizemaximumbenefitforoptimalquality，SmartFreshTMshouldbeaddedtotheapplestoragefacilityassoonafterharvestaspossibleandbeforetheclimactericpeakofrespirationhasoccufred51MCPsubstantiallyreducedethyleneproductionandres

8、pirationin‘RedFuji’and‘Starkrimson’apples；itwasakeytomanyqualitybenefttsBothareductioninethy’leneproductionaswellasrespirationcontributestoasignificantdelayintheonsetofsenescence，whereinfruitqualityissubstantiallygreater

9、attheendofthestorageperiod61MCPwascompatibleandcomplementarytobothcontrolledatmosphereandregularcoldstoragescenariosCoolingfruitinaccordancewithstandardcommercialpracticesremainscriticaltoqualityandshouldcontinuetoformpa

10、rtofthestorageregime71MCPsubstantiallyreducedtheocculrrenceofsuperficialscald，whichisespeciallyeconomicallyimportanttostorageofapplesItseffectoncontrollingscaldwasgreaterthanthatofDPATherewasnoeffectonpreventingbiRerpito

11、f‘RedFuji’byapplicationof1MCP，tosomeextents，theapplicationof1MCPmayincreasetheincidenceofbiRerbitTheapplicationof1一MCPincreasedthesusceptibilitytocold劃uryoffruitThereasonisstillnotclearandneedstobestudiedfurther，Keywords