早晚季水稻耐光氧化反應(yīng)特性及其與品質(zhì)穩(wěn)定性的關(guān)系.pdf

1、福建農(nóng)林大學(xué)碩士學(xué)位論文早晚季水稻耐光氧化反應(yīng)特性及其與品質(zhì)穩(wěn)定性的關(guān)系姓名：陳冬梅申請學(xué)位級別：碩士專業(yè)：作物栽培學(xué)與耕作學(xué)指導(dǎo)教師：林文雄2001.4.1heoorrelationbetweenphotooxidatJonandstabilityandlateseasonscharacteristicsoftolerancetoofkernelqualityofriceinearlyABSTRACTNinericevaileties

2、whichhavedifierentcharacteristicsoftolerancetophotooxidation，ricekernelqualityanditsstabilitywereusedforthisexperimentconductedatexperimentalstationofFujianA鰣cultureandForestryUniversityin2000Theresultindicatedthattherew

3、asnotremarkablecorrelationbetweencharacteristicsoftolerancetophotooxidationandricequality，butsignificantlycorrelationbetweencharacteristicsoftolerancetophotooxidationandstabilityofkernelqualityshowingthehighertoleranceto

4、photooxidationthebenerstabilityofricequalityinearlyandlateseasonsItintumsuggestedthattheparameterssuchasthemeangrainfillingrate，thetimeofmaximumfillingrate，thebeginningandstoppingtimesoffastgrownfillingthesuccessivetimeo

5、ffastgrainfillingandthedurationofgrainfillinginthericecultivarswithadaptationtohighlightintensitywererelativelystabilityindifferentSeasonsThereversewaslureinthedeevarietieswithsensitivitytophotooxidationTheresultalsoshow

6、edthatthericevariationofactivitiesofADPGglucosepyrophosphorylaseandstarchsynthaseofthevarietieswithadaptationtohighlightintensitylowerthanthevarietieswithsensitivitytophotooxidationa1％ergrainfillingpeaksinearlyandlatesea

7、sons，furthermore，thedifferencesofvariationcoefficientsforactivitiesofADPGglucosepyrophosphorylaseandstarchsynthaseoffrontandbackfillingpeaks，werelowerthanthevarietieswithsensitivitytophotooxidationinearlyandlateseasonsTh

8、einformationaboutthecorrelationbetweencharacteristicsoftolerancetophotooxidationandstabilityofkemelqualityofriceindifferentseasonswouldbehelpfulinthebreedingtoselectthericevarifieswithtolerancetophotooxidation，highgrainq