綜合栽培措施對仁用杏花器官抗寒性及樹體生長的影響.pdf

1、河北農(nóng)業(yè)大學(xué)碩士學(xué)位論文綜合栽培措施對仁用杏花器官抗寒性及樹體生長的影響姓名：陳少坤申請學(xué)位級別：碩士專業(yè)：森林培育指導(dǎo)教師：楊建民20080606EffectsofcomprehensivemeasuresoncoldresistanceoffloralorganfromapricotandthetreegrowthAuthor：ChertSHaokunMajorSilvicultureSupervisor：YangJianminAb

2、stractInthisstudytheapricotgardenof10一yearsLongwangmaowasusedastheexperimentmaterialsWehastakencomprehensiveculturalmeasuresintheapricotgardenwhichincludesprayingsoilconditionerandPBO，increasingapplicationofapricotspecia

3、lfertilizerpestcontrol，pruningduringdormantperiodofapricotbudEffectsofcomprehensiveculturalmeasuresonthecoldresistanceoffloralorganfromalmondapricotandthetreegrowth，soilpropertiesoftheapricotgardenwerestudied11lcmainresu

4、tswereasfollowings：1ComprehensiveculturalmeasuresreducedsupercoolingpointtemperatureoffloralorganfromalmondapricotWasdecreasedAfterimplementationofcomprehensiveculturalmeasures，thesupercoolingpointtemperatureofpetal，stam

5、enandpistiloftreatmentwere50“C，43。Cand一39“CrespectivelyThesupercoolingpointtemperaturereduced04“C，02“C，03“Ccompared謝廿lcontrolrespectively2TheactivityofSODandPOD，andthecontentofsolubleproteinandProaboutfloralorganfromLong

6、wangmaooftreatmentandcontrolappeareduptrendfirstanddowntrendlateonlowtemperaturestressThecontentofMDAandcellmembranepermeabilityincreasedasthetemperaturedecreasedTheactivityofSODandPODandthecontentofsolubleproteinandProw

7、eresignificantlyhighterthancontrolforfloralorganfromLongwangmaoofcomprehensiveculturalmeasuresusedThecontentofsolubleproteinandProoffloralorganfiomLongwangmaooftreatmentincreasingextenthigherthancontr01ThecontentofMDAand

8、cellmembranepermeabilityweresignificantlylowerthancontr013Aftercomprehensiveculturalmeasuresimplemented，thelengthandcoarsenessofperipheralwere3050cm，052鋤respectively，theywereincreased61anandO13鋤respectivelycomparedwithco

9、ntr01Thechlorophyllcontent，netphotosyntheticrateandthetranspirationrateofLongwangtaROwhichimplementedcomprehensiveculturalmeasureswere2593mg／g，14229mol’m2。S1，663mmolH20m2$1respectively，theywereincreased1738％，2419％and1357