黃瓜植株機械損傷效應(yīng)及其生理生化物質(zhì)應(yīng)答的研究.pdf

1、內(nèi)蒙古農(nóng)業(yè)大學碩士學位論文黃瓜植株機械損傷效應(yīng)及其生理生化物質(zhì)應(yīng)答的研究姓名：邊燕申請學位級別：碩士專業(yè)：蔬菜學指導教師：云興福20090501ResearchesofEffectandMaterialResponseofPhysiologicalandBiochemicalinCucumberPlantbyMechanicalWoundingAbstractItwasconductedthatcotyledonandfirsttrue

2、leafweremechanicalwoundingwithdifferentdegreesatstageofcucumberseedlings，whichweredeterminedandcomparedwitheffectbymechanicalwounding(growthindexes)andchangesofphysiologicalandbiochemnicalmaterial，theresultsshowedthat：1T

3、hegrowthindexes，suchasplantheightandleafareaweresignificantlylowerthanthoseofthecontrol，stemwidthweresignificantlygreaterthanthoseofthecontr012Thecontentofsolublesugerandsolubilitycarbohydratincucumberleaveswerehighertha

4、nthatofcontr01andthetendencythatincreasedfirstlythendecreased，solublesugerafterwounding36hours，solubilitycarbohydratafterwounding24hours，wereatthepeakbaseChlorophylIcontentthetendencydecreasedfirstlythenincreased，thecont

5、entwask，werthanthatofcontrol，andtheactivitiesdeclinedtothelowestafter12hoursMalondiadehydeandProlinecontentpresentthetendencyasthatofsolublesugercontent，Malondiadehydecontentrisedshapelyafterwounding，whichweremaximumafte

6、rwounding12hours，thecontentofprolinewereatthepeakbaseafterwounding36hours，andhigherthanthatofcontr01Hydrogenperoxidecontentofcontrolhavenochange，andtwotreatmentsweremaximumafterwounding6hours，thendecreasedAfterwounding24

7、hoursthecontentweresameascontr01Thecontentoftannin，ferulicacid，chlorogenicacidwerehigherthanthatofcontrol，andthetendencythatincreasedfirstlythendecreased，thecontentoftanninwereatthepeakbaseafterwounding36hours，thecontent

8、offerulicacidwereatthepeakbaseafterwounding84hours，andchlorogenicacidcontentchangeslowlyattheprophase，whichweremaximumafterwounding36hours3Thecontentofsolublesugerandsolubilitycarbohydratinthefirsttrueleaveswerehighertha

9、nthatofcontrol，andthetendencythatincreasedfirstlythendecreased，solublesugerafterwounding60hours，solubilitycarbohydratafterwounding24hours，wereatthepeakbaseChlorophyllcontentthetendencydecreasedfirstlythenincreased，thecon

10、tentWaslowerthanthatofcontrol，andtheactivitiesdeclinedtothelowestafter24hoursMalondiadehydeandProlinecontentpresentthetendencyasthatofsolublesugercontent，Malondiadehydecontentrisedshapelyafterwoundingwhichweremaximumafte