重庆市陡坡耕地坡度赋值问题与保护利用方式研究

——以秀山县为例

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关键词丘陵山区；陡坡耕地；耕地坡度级；影响因素；保护利用

中图分类号F301.21文献标识码A

文章编号 0517-6611（2025）14-0061-06

doi：10.3969/j.issn.0517-6611.2025.14.013

开放科学（资源服务）标识码（OSID）：

Researchonthe Asignmentof Slope Value to Steep SlopeFarmlandandthe WayofProtectionand UtilizationinChongqing Municivality—A Case Study of Xiushan County

BAO Jing-yuan12，JIANGLei（1.Chongqing PlanningandNaturalResources SurveyandMonitoringInstute，Chongqing; 2.Chongqing Resources Center of The Key Laboratory of Land Use，Ministry of Natural Resources，Chongqing ）

AbstractInillandmoutainareas，owtoprotetandutilizefarlandwithsteelopesismajorandurgentisueingioallanduse. ThispapetookXiushanCountyofChongingMunicipalitasthestudyarea，ndanalyzedtheinteallopesituationofstepspefaland byusingthedigitalevationodelpluralitystaisticsandtheaablelandargeappatchsegmentationmetods.heinfuencefactorste wasconstructdndlyallsticgessasedtntftcantctseigtuilodfo land，andtoprosetheprtetioandutlationode.Tesultssoedtatontebsisofertigtemetodofmaxiesin ment，by dividing the large map of steepslope farmland of more than 0.67hm2 ，the local error of slope value could be reduced，and the farmland resources which are actually located below 25∘ could be excavated； slope，farming distance and ecological function importance are the importantfactorsfetitelooeoftestpsoefnd；eprotedulatiooffandopsosaediidd intothreetyps：plantingndutiionemedaonadpoteionandgdualflow，wihdirenidproteonndutli

KeyWordsHillyandmountainareas;Steepslopefarmland;Croplandslopeclass;Influencingfactors;Conservatioandutilization

在土地生产利用活动中，坡度 25∘ 常作为农业生产活动和生态保护建设的一道分水岭。（剩余10457字）