{"id":"6348994b-9231-4492-a8ce-c651dc12713d","title":"65国1km分辨率降雨侵蚀力R因子数据集（1986-2015）","title_en":"Dataset of R-factor of rainfall erosivity with 1km resoluton in 65 countries (1986-2015)","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":"XDA200402022-G65_R.zip：其中XDA20040202是子课题编号，2是子子课题编号，G65表示65国，R表示降雨侵蚀力，Geotiff格式，可以采用ArcGIS打开查看和分析.","description":"1）数据内容为65国平均降雨侵蚀力R栅格数据，空间分辨率为1km。2）数据源为Climate Prediction Center（CPC）发布的基于全球站点数据，基于此生成的0.5°×0.5°网格日降雨数据，从而计算了65国降雨侵蚀力R因子。3）采用中国气象局全国2358个气象站1986-2015年日降雨数据计算R值，对建立CPC数据源计算的R值进行复核修订，最终取得的数据质量良好。4）降雨侵蚀力R因子作为CSLE模型的动力因子，其数据可分析65国土壤侵蚀模拟及其空间格局分析，对于研究土壤侵蚀机理等具有重要意义。","doi":"10.11888/Soil.tpdc.271764","projection":"WGS84","language":"zh","share_type":"online","east":169.0,"west":25.0,"south":11.0,"north":80.0,"scale":null,"crs":null,"filesize":30.0,"share_policy":"a","ts_created":"2021-10-22T10:32:22.142284+08:00","doi_type":"拥有自主知识产权","ts_updated":"2021-10-26T15:08:55.092900+08:00","time_description":"1986-2015","datas_group":3,"time_description_en":"1986-2015","data_format":null,"project":[11],"specials":[],"cite":null,"review_status":5,"review_invite":[{"user_name":"方海燕","username":"fanghy@igsnrr.ac.cn","email":"fanghy@igsnrr.ac.cn","is_cancel_expert":false}],"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":"100m - 1km","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[6],"subtopics":{"metadata":"6348994b-9231-4492-a8ce-c651dc12713d","three_pole":null,"third_pole":"XDA20040202"},"username":"XDA20040202","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":148}