{"id":"b393e46d-f1df-4d3d-9b0b-34d1218620de","title":"甘州区土地利用覆盖数据集（1992-2009）","title_en":"Landuse/landcover data of Ganzhou District in Zhangye city (1992-2009)","serial":"","user_limit":"为尊重知识产权、保障数据作者的权益、扩展数据中心的服务、评估数据的应用潜力，请数据使用者在使用数据所产生的研究成果中（包括公开发表的论文、论著、数据产品和未公开发表的研究报告、数据产品等成果），明确注明数据来源和数据作者。对于转载（二次或多次发布）的数据，作者还须注明原始数据来源。","instructions":"数据以tif格式存储，可用ARCGIS、ENVI等遥感软件打开","description":"数据集包含黑河流域中游张掖市甘州区的9期土地利用/覆被数据集。该数据集是基于Landsat TM和ETM+遥感数据为底图，通过人工目视解译方法获得。分类系统采用中国科学院自1986年以来使用的土地利用分类标准，将甘州区土地利用类型划分为6个一级类（耕地、林地、草地、水域、城乡工矿居民用地和未利用土地），25个二级分类。数据集存储形式为tif格式，分辨率为30米，时间覆盖范围为1992-2009年。","doi":"10.11888/Terre.tpdc.271905","projection":"","language":"zh","share_type":"offline","east":101.0,"west":100.0,"south":38.0,"north":40.0,"scale":null,"crs":null,"filesize":11.1,"share_policy":"c","ts_created":"2021-12-17T10:54:11.584392+08:00","doi_type":"拥有自主知识产权","ts_updated":"2021-12-17T14:21:01.418257+08:00","time_description":"","datas_group":2,"time_description_en":"","data_format":null,"project":[11],"specials":[],"cite":null,"review_status":5,"review_invite":[],"review_editor":{"id":42421,"last_login":"2022-04-08T15:16:51.670544+08:00","username":"任慧霞","email":"510727846@qq.com","is_active":true,"is_staff":true,"user_name":"任慧霞"},"data_sources":null,"temporal_resolution":"Yearly","spatial_resolution":"10m - 100m","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[],"subtopics":{"metadata":"b393e46d-f1df-4d3d-9b0b-34d1218620de","three_pole":null,"third_pole":null},"username":"胡晓利","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":80}