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1、ABSTRACTABSTRACTThepurposeofthisstudyistosolvedomesticandinternationalforestplantgermplasmresourcesinformationsystemdevelopmentandproblemsfacedbytheportableterminalequipment.UsethePDAasahandheldcomputercanbesetcomputing,storage,telephone,fax,Internet,multimediaandotherfunctionsi
2、nacharacteristic.OnthePDAmobileapplicationsespeciallyapplicableinthosewithhighlymobileorsiteworknatureoftheapplicationfield,thosemakingtheforestplantinformationmanagementFielddatacollectionfullyabletorealizedigitalandelectronictechnology,changedthetraditionalapproach,significant
3、lyimprovetheeffectivenessoftheworkacceleratedimprovementinthelevelofindustryinformation.Thisarticlefocusesonthecharacteristicsofthesystemintheaspectsofsystemfunctionality,architecture,detailedanalysisofthesystemimplementationprocess,severalkeytechnologiesandsystemdevelopmentinvo
4、lvedwerestudied.Thisstudymethodistheuseofsoftwareengineeringdesignideasonthestatusofforestplantgermplasmresourcesmanagement,problemanalysisandneedsanalysis,theuserneedsandfunctionalrequirements.UseofUMLusecasediagramsandactivitydiagramsofthesystem.UMLclassdiagram,sequencediagram
5、basedontheanalysis,thestaticanddynamicmodelsofthesystemareestablished.UMLclassdiagram,sequencediagrambasedontheanalysis,thestaticanddynamicmodelsofthesystemareestablished.Databasedesign,SQLServeranddatabasetechnology,conceptualdesign,logicaldesignandphysicaldesign,basedontheSQLS
6、erverdatabaseandSQLMobilelocaldatabasesynchronizationtechnology.SelectRePlicationspecificsynchronizationprocesstoachieveremotedataaccess,detailedsynchronizationimplementationprocess,includingdetailedstepsoftheserver-sideconfigurationandclientprogramming.Detaileddescriptionofthes
7、oftwaresystemarchitectureofthesystem,adetailedexplanationofthefunctionofeachmodule,aswellasdatatables.Thisarticlesomeoftheresearchresultsinthesimulatorundertheconditionsofanumberofexperimentsandtests,testresultsshowthatthefunctionofthesystemtoachievethedesiredenvisaged.Thesystem
8、isdesignedtosolvetheproblemofforestII万方数据ABSTRA
