{"id":"b370f95a-980b-4e98-8559-ac8c6e68d5d6","title":"黑河流域中上游明代到民国时期的古渠道分布数据集","title_en":"Dataset of irrigated channels distribution in the middle and upper reaches of Heihe River Basin from the Ming Dynasty to the Republic of China","serial":"黑河计划","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":"","description":"该数据为对黑河流域中上游自明代时期到民国时期的主要古灌渠分布复原，以《重刊甘镇志》、《重修肃州新志》和《甘州府志》为基础资料并结合20世纪60年代地形图和影像获得。以ArcGIS软件Shapefile格式提供，采用GCS Krasovsky 1940坐标系，Transverse Mercator投影格网。数据类型为线状矢量，其属性包括名称、来源、长度、灌溉面积等。","doi":"10.3972/heihe.097.2013.db","projection":"4326","language":"zh","share_type":"online","east":102.0,"west":98.0,"south":37.8,"north":42.7,"scale":200000,"crs":null,"filesize":1.0,"share_policy":"a","ts_created":"2013-08-30T03:21:01+08:00","doi_type":"","ts_updated":"2021-04-19T12:45:17.021391+08:00","time_description":"","datas_group":3,"time_description_en":"","data_format":"shp","project":[10,11,15],"specials":["4e7b97a6-ee1f-4b51-83e5-04a100993973"],"cite":"颉耀文, 石亮, 汪桂生, 王学强. 黑河流域历史时期垦殖绿洲空间分布数据集. 寒区旱区科学数据中心, 2013. doi: 10.3972/heihe.0034.2013.db [Xie Yaowen, Shi Liang, Wang Guisheng, Wang Xueqiang. Dataset of cultivated oasis distribution in the Heihe River Basin during the historical period. Cold and Arid Regions Science Data Center at Lanzhou, 2013. doi: 10.3972/heihe.0034.2013.db]","review_status":5,"review_invite":[],"review_editor":null,"data_sources":null,"temporal_resolution":null,"spatial_resolution":null,"license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[158],"subtopics":{"metadata":"b370f95a-980b-4e98-8559-ac8c6e68d5d6","three_pole":null,"third_pole":null},"username":"汪桂生","review_time":null,"protected_duration":6,"protected_describe":null,"is_important":false,"hit_count":5411}