不同海水濃度灌溉對菊芋主要成分的影響.pdf

1、大連理工大學(xué)碩士學(xué)位論文不同海水濃度灌溉對菊芋主要成分的影響姓名：楊洪澤申請學(xué)位級別：碩士專業(yè)：生物化工指導(dǎo)教師：王長海20060601至旦查查墮鏖堂型塹芏圭墨型塑墅墮DeterminationofIngredientsinJerusalemArtichokeIrrigatedbyVariousConcentrationofSeawaterAbstractNowadays，JemsNemArtichokeiswideusedastimc

2、tionfoodandnewenergySOHrCesThepaperpreferstostudyingJAirrigatedbyvariousconcentrationofseawater，anddevelopingagricultureFoursamplesofJAhavebeenirrigatedbyvariousconcentrationofseawaterandharvestedthetubersindifierentyear

3、s(harvestedin2003，irrigatedby50％seawater；harvestedin2004，irrigatedbyO％seawater25％seawaterand50％seawaterrespectively)WetcontentwasassayedbydirectlydriedFatcontentwasdonebysoxhletextractorexperimentstheVCcontentwasusedthe2

4、6dichlofindophenoltoproceedtitratienReducingsugarswereassayedbyusingthedinitrosalicylate(DNS)method；totalsugarsweredeterminedbythesamemethodafterhydrolysisThenthecontentsoftraceelementswasdeterminatedbyAASTheresultsshowt

5、hatAASmethodisrapidwithgoodprecisionandaccuracyCorrelationcoefficientswereO9971O9997nleresultssuggestthatJAcontainsmuchmoreK，Mg，Na，speciallytheratioofKtoNaisveryhigh，andthecontentorderisKMgNaFeNiZnCuMnwithPbCrandCdbeingc

6、ontained10wInadditionsometraceelementshavedifkrenceinvariousJAsoitconcludesthattheconcentrationofseawaterhaseffect0ntraceelementsInulinwasobtainedfromthreesamplesofJerusalemArtichokebyhotwaterextractionThesampleshadbeeni

7、rrigatedbyO％25％and50％concentrationofseawaterandthetuberswereharvestedin2004Theeffectsofextractiontheratioofsolidtoliquorandextractiontemperaturewerestudiedand血etechnologicalparameteroftheextractionwasdeterminedbyorthogon