2023年全國碩士研究生考試考研英語一試題真題(含答案詳解+作文范文)_第1頁
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1、江南大學(xué)博士學(xué)位論文清代康雍乾時(shí)期的民食安全研究姓名:周全霞申請學(xué)位級別:博士專業(yè):食品科學(xué)與工程指導(dǎo)教師:周惠明20090301AbstractAbstractFoodistheparamountnecessityforpeopleRelatingtothenationaleconomyandthepeople’Slivelihood,foodsecurityisaimportantconcernandproblematalltime

2、sandinallovertheworldAsapopulouscountrywima13billionpopulationincurrentChina,thesafeconditionofitspeople’SfoodholdsthepivotalpositionintheoverallsystemofWorldFoodSecurityWiththebasicnationalconditionsofcomparativelyinade

3、quatepercapitashareofcultivatedlandandafrequentnaturalcalamityChinesefoodsecurityconditionhasbecomethefocusoftheworld’Sattention髓erehasbeenaworldwidegreatdebateabouttheissueofChinesefoodsecurityafterthepublishingofLester

4、Brown’SWhoWillFeedChina,hencepromptedtherelatedresearchertocarryoutintensiveresearchandfurtherthinkingaboutitThereignperiodofKangxi,YongzhengandQianlonginQingdynastyiscalledasthelastgrandtimeofpeaceandprosperityinChinese

5、imperialdynastyhistoryItisalsoatimeofpopulationexplosionandfrequentnaturaldisaster硒edifficultyandeffectofitsfoodsecurityhascertainrepresentativeinChinesehistoryTherefore,theresearchonthepeople’SFoodSecurityduringKangxi,Y

6、ongzhengandQianlongtakesstrongpracticalsignificanceandgreatacademicvalueforthepurposeofsolvingthefoodsecurityprobleminChinaandtheworldtodayTheresearchmethodsofthisprojectarethecombinationoftheanalyticalmethodsofsocialsci

7、enceandnaturalscience,qualitativeanalysisandquantitativeanalysis,partialanalysisandintegralAnalysisThetext’S,maincontentsandlogicalorganizationareasfollows:FirstlyitreviewsonFoodSecurityConditionbeforeKangxi,Yongzhengand

8、QianlonganddividestheperiodbeforeKangxi,YongzhengandQianlongintofivehistoricalstages:XiaShanganditsbefore,theWesternandEasternZhoudynasties,fromQintoW西JinNorthernSouthemDynasties,fromSuitoNorthernSouthernSong,YuanandMing

9、Itsummarizestherespectivefoodsecurityproblemofeachperiod,whichlayingthegroundworkfortheintensivestudyonfoodsecuritytheproblemofKangQiangrandtimesSecondlyitanalyzesfrombothnaturalandsocialfactorsthatAffectingPeople’SFoodS

10、ecuriyduringKangxi,YongzhengandQianlongAboutthenaturalfactors,itanalyzesfirstlythemacroscopicgeographicalconditionandthenthespecificanalysisofthecharacteristicgeographicalenvironmentduringKangxi,YongzhengandQianlongConce

11、rnedthesocialfactoritelaboratesfromdifferentperspectivessuchasthechangeofpercapitaquantityofcultivatedlandinQingDynastywidespreadplantingofcashcrop,unproductiveconsumption,fooddistributioninequalityamongvarioussocialstra

12、taandSOonItprovidesapanoramicperspectiveontheunderstandingaboutthefactorsofthisperiodthataffectingpeople’SfoodsecurityThirdlyideologyprecedesactionandactionreflectsideologyItclearsuptheideas,policiesandmeasuresofsafeguar

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