{"id":"a268dc84-e339-440f-a53f-26210ca1b0d6","title":"泛第三极地区抽样调查单元布设图（2018）","title_en":"Layout of sample survey units in Pan-Third Polar region (2018)","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":"XDA200402021-BND65：表示65国范围内的抽样单元，XDA200402021-CHINAWEST: 表示中国西部抽样单元，其中XDA20040202是子课题编号，1是子子课题编号，BND65表示65国范围，CHINAWEST代表中国西部；shapefile文件格式，可以采用ArcGIS打开查看和分析。","description":"1)数据内容包括泛第三极地区65国以及中国西部抽样单元布设图。2) 从北纬70°-南纬10°，东经180°-西经180°在泛第三极范围布设抽样调查单元；纬度70°以上不布设样点；纬度60°-70°范围内，按照0.5纬度*1经度布设样点，即约为55km*55km-55km*38km网格布点；纬度40°-60°范围内，按照0.5纬度*0.75经度布设样点，即约为55km*63km-55km*42km网格布点；纬度40°以下范围内，按照0.5纬度*0.5经度布设样点；青藏高原范围内，按照0.25纬度*0. 25经度布设样点；中国西部的新疆、青海、甘肃、四川、云南5省份采用第一次全国水利普查水土保持普查中布设的调查单元。样点总数为29651个，其中青藏高原点数为4052个，中国西部普查样点数为8771个，中国以外65国样点数为16828个。 3）所选抽样单元分布均匀，数据质量良好。4）抽样调查单元布设图对研究泛第三极土壤侵蚀现状，更好的贯彻“一带一路”发展政策具有重要的意义。","doi":"10.11888/Soil.tpdc.270245","projection":"WGS84","language":"zh","share_type":"online","east":180.0,"west":180.0,"south":-10.0,"north":70.0,"scale":null,"crs":null,"filesize":7.7,"share_policy":"a","ts_created":"2019-01-31T11:05:06.820538+08:00","doi_type":"","ts_updated":"2021-04-19T10:37:26.812956+08:00","time_description":"","datas_group":3,"time_description_en":"","data_format":null,"project":[11],"specials":[],"cite":null,"review_status":5,"review_invite":[{"user_name":"吴锋","username":"simlab3825","email":"wufeng@igsnrr.ac.cn","is_cancel_expert":false},{"user_name":"何思明","username":"何思明","email":"hsm@imde.ac.cn","is_cancel_expert":false}],"review_editor":{"id":21054,"last_login":"2022-04-10T10:49:12.540341+08:00","username":"tingting","email":"panxd@itpcas.ac.cn","is_active":true,"is_staff":true,"user_name":"潘小多"},"data_sources":"","temporal_resolution":"Yearly","spatial_resolution":"m","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[6],"subtopics":{"metadata":"a268dc84-e339-440f-a53f-26210ca1b0d6","three_pole":null,"third_pole":"XDA20040202"},"username":"XDA20040202","review_time":"2019-02-04T16:33:32.924409+08:00","protected_duration":6,"protected_describe":null,"is_important":false,"hit_count":1605}