基于GIS和ES的電子農(nóng)務(wù)平臺(tái).pdf

1、首都師范大學(xué)碩士學(xué)位論文基于GIS和ES的電子農(nóng)務(wù)平臺(tái)姓名：惠建華申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：計(jì)算機(jī)應(yīng)用技術(shù)指導(dǎo)教師：王萬森趙春江20040501首都師范大學(xué)碩士學(xué)位論文ABSTI己ACTBasedonsearchingforandanalyzingthecropinformation，geographicenvironmentinformation，managementinformationandtheirrelation，makingu

2、seoftheintegratedtechniqueofGISandES，synthesizingcurrenttechnologicalresultsandexpert’Sexperience，thisresearchestabfishedelectronicplatformforagriculture，toharmonizewellandmakeuseofkindsofagriculturalresources，tooptimize

3、itsdistributionandprogramming，andtoprovidethecropmanagementprojectsofthelowCOStincrementaloutputandhighbenefitinsidetheparticulardistrict111eplatformcallprovidethefastandaccurateinformationservice、vi也governmentsandfarmer

4、sThesystemhasfivemainfuncfious：(1)InformationSearchMakinguseofmousetospecifyposition01“1themap，oraccordingtocombinedconditionofthedifferentattributeandlogicrelation，itmaysearchfortheattributeinformationofcertainregion，an

5、ddisplaytheresultswithtableorgraph；Italsohasthefollowingfunctions：zoom。in，zoom—outandroamofmap，bufferzoneanalyzing，measuringperimeterandareaofcertainzone0nthemap，(2)SpecialSubjectAnalysis：Accordingtoitemthatuserchoose，th

6、issystemCanmakethemapofallkindsofsubjects，andCanrealizeeverykindofstatistics，analysisandforecastaccordingtothehistoricaldatumofsomespecialsubject(3)IntelligenceDecision：Thissystemrealizestheintegratedanalysisofspatialall

7、ocationandspatialdistributingoftheagriculturalresourcesinacurtainregionandprovidesusers、衍也thedecisionsofoptimizationoflayoutoffarrncrops，recommendofgoodbreeds，optimizationoffertilizersdistribution，optimizationofwaterreso

8、urces，utilizingappliedmodelsandexpert’SexperiencetosolveproblemItcarlgivevariousdecisionprojectsaccordingtodifferentdecisiontargetsorintentionsofusers，andanalysizesatisfactionoftheprojcotandevaluatetheeconomicbenefitutil

9、izingsyntheticalevaluationmodelItmayoutputtheresUltsintheformofthespatialdistributiondiagramortable(4)SystemMaintenance：Itincludesthemaintenanceofdatabase，model—base，andknowledgebasedThemaintenanceofdatabaseincludestheed

10、itingandupdatingofdatum；Themaintenanceofmode—baseincludesmodificationofmodelparameters；Themaintenanceofknowledgebaseincludeseditingandextensionofknowledgebase(5)SystemHelp：IthelpsuseroperateandstudythesystemKeywordsGISES