大豆在接種SMV、FLS、SCN三種病害條件下生理生化變化的初步研究.pdf

1、東北農(nóng)業(yè)大學(xué)碩士學(xué)位論文大豆在接種SMV、FLS、SCN三種病害條件下生理生化變化的初步研究姓名：朱宏波申請學(xué)位級別：碩士專業(yè)：作物遺傳育種指導(dǎo)教師：吳宗璞2000.5.1堡主蘭垡笙塞莖塞苧萋!壘呈!!墜竺!!壅j!查些盔堂ElementaryStudyontheChangesofsomeBiochemicalCharactersofSoybeansInfectedbySMVFLSandSCNTwosoybeanvarieties，Do

2、ngnon9928033，Dongnon9928055，resistanttoSMVI，F(xiàn)LS7andSCN3，andtwosoybeanvarifies，Dongnon99684andFengshou22susceptibletothethreediseases，weregrowninthenethouseTheywereinfectedwithone，twoortllreekindsofthediseases耵leleaveswer

3、etakenforbiochemicalanalysisintwoperiods11“resultsshowedthattotalphenolics，flavonoidsandPPOactivityinleavesofhealthysoybeanhadnodifferencebetweenresistant∞dsusceptiblevarietiesChangesoftotalphenolicsmadflavonoidscontenta

4、ndPPOactivityinleavesbetweeninfectedbySMVandSCNweresimilarInresistantvarietiesiota／phenolicsandflavonoidscontentandPP0activityofinfectedsoybesllSwerehigherthanthoseofhealthysoybeansinR1Andthoseofsuspectedvarietieswerecon

5、trarytesistantvarietiesInR5totalphenolicsandflavonoidsCOntentandPPOactivitydecreasedinallthesoybeansAfterinfectedbyFLSthechangesofbiochemicalcharactersofsoybeanshadnodifferencebet3ve211resistantandsus∞ptiblevarietiesn”ch

6、angesofthebiochemicalcharactersofsoybeansafterinfectedwitItwoorthreediseaseswereaccordwiththoseofsoybennsinf鰍edonekindofthediseasesTotalphenolicsandPPOactivityinrootsofhealthysoybeanhadnodifierencebetweenresistantandsusc

7、eptiblevarietiesFlavonoidscontentinrootsofhealthysoybefinoftheresistantvarietiesWSSmuchmorethanthoseofsusceptiblevarietiesAft盯infectedwithSCNinresistantvaileties，totalphanolicscontentofinfectedsoybeansWeshigherthanthoseo

8、fthehealthysoybeansAtierinfectedwithScNthechangesofflavonoidscontentoftherootsofresistantvarietieswerenotapparentandthatofsusceptiblevarietiesincreasedn艟changeofPPOactivityofbathresistantvati鰣esandsusceptiblevarietieswer