1778.基于3s技術(shù)的耕地后備資源調(diào)查與宜耕性評(píng)價(jià)研究

1、分類號(hào)：密級(jí)：UDC：學(xué)號(hào)：碩士學(xué)位論文2015年6月4日基于基于3S3S技術(shù)的耕地后備資源調(diào)查與宜耕性評(píng)價(jià)研究技術(shù)的耕地后備資源調(diào)查與宜耕性評(píng)價(jià)研究ResearchonthecultivatedlreserveresourcesResearchonthecultivatedlreserveresourcesinvestigationtheappropriatetillagebasedoninvestigationtheappropri

2、atetillagebasedon3STechnology3STechnology學(xué)位類別：理學(xué)碩士作者姓名：姜淑君學(xué)科、專業(yè)：地圖學(xué)與地理信息系統(tǒng)指導(dǎo)教師：栗正剛高工研究方向：3S技術(shù)的應(yīng)用江西理工大學(xué)碩士學(xué)位論文AbstractIIAbstractCultivatedlisthefundamentalofthelivesofthepeasantsthesourceofnationalgrainreservesthebasisofso

3、cialstabilitysecurity.Withtheaccelerationofurbanindustrialdevelopmentcultivatedlshavebeenoccupiedabusedexcessivedamagedcontinuously.Nowadaystherehasbeenapartofthecultivatedlwhichweredegeneratedabonedalloverthecountry.The

4、usableareaofcultivatedlresourceshasbeengreatlyreduced.Theprotectionofcultivatedlthedevelopmentutilizationofreservearablelresourcesareimptantwaystosolvethisproblem.asanimptantsourceofcultivatedlsupplementreserveresourceso

5、farablelisthefoundationtorealizethenationalfoodsecurity.Therefetheevaluationofarablelreserveresourcesistoensurethatcheckoutthescaledistributionofcultivatedl.Evaluationresultscanprovidebeneficialguidancescientificbasisfth

6、elsectthegovernment.Inthispaperwiththeaidofthe3StechnologywhichiscomposedofGIS(GeographicInfmationSystem)GPS(GlobalPositioningSystem)RS(remotesensing)fromthenaturalsuitabilityecologicalsecurityperspectiveofcultivatedlitd

7、idacomprehensivedesignresearchftheinvestigationevaluationofreservearablelresourcesputfwardthetheeticalapproachtechnicalframewkoftheinvestigationevaluationoftillagelreserveresourcesanalyzedtheprincipleofevaluationtheionme

8、thodofevaluationindextheevaluationprocessevaluationmethodology.OnthisbasisShangyouCountyofGanzhouCityinJiangxiprovinceastheresearchregionhasbeencarriedontheinstanceanalysis.Firstofallonthebasisoftheresultsofthesecondlsur

9、veytheprevioussurveyofarablelreserveresourcesdependedontheRemoteSensingTechnology0.5metershighresolutionremotesensingimagesofShangyouCountywereinterpretationindopolygonsofevaluationofltypewereextractedevaluationobjectswe

10、redetermined.ThencombinedwiththetechnologyofGIStheevaluationobjectthematicinfmationmapsuchasslopemapdidoverlayanalysistodeterminetheevaluationunits.ThroughtheGPStechnologytheuseofsurveyingmappingsoftwareoutdofielddataacq