{"id":"b51f3441-87af-43b7-88b2-753861196a5d","title":"“一带一路”沿线国家耕地数据集（1961-2015）","title_en":"Cultivated land dataset of countries along the Belt and Road (1961-2015)","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":"例：耕地(公顷)-Arable land (hectares).xlsx","description":"该数据集记录了“一带一路”沿线65个国家1961-2015年耕地相关数据。耕地包括联合国粮食农业组织定义的临时作物下的土地（复种区计算一次）、临时割草场或牧场、市场或厨房花园下的土地以及临时休耕的土地。不包括因轮作而废弃的土地。农业用地数据对于从不同角度研究农业生产、粮食安全以及确定作物种植强度等方面具有重要价值。农业用地指标和土地利用指标也可以说明各国农业实践的环境可持续性。数据来源：联合国粮食农业组织（Food and Agriculture Organization, electronic files and web site）。粮农组织通过问卷从国家官方来源收集到的数据，以官方二级数据作为补充。二级数据来源包括国家部委网站的官方国家数据、国家出版物和各国际组织报告的相关国家数据。\n数据集包含3个数据表：耕地(公顷)，耕地(公顷每人)，耕地(占土地面积的百分比)。","doi":"","projection":"","language":"zh","share_type":"online","east":121.0,"west":4.0,"south":6.0,"north":56.0,"scale":null,"crs":null,"filesize":0.12,"share_policy":"a","ts_created":"2019-01-06T21:41:44.269862+08:00","doi_type":"","ts_updated":"2021-04-17T23:57:34.503687+08:00","time_description":"","datas_group":3,"time_description_en":"","data_format":null,"project":[11],"specials":["f2a78cde-1c98-4241-94dc-7532eba32b80"],"cite":null,"review_status":5,"review_invite":[{"user_name":"吴锋","username":"simlab3825","email":"wufeng@igsnrr.ac.cn","is_cancel_expert":false}],"review_editor":null,"data_sources":"","temporal_resolution":"","spatial_resolution":"","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[6],"subtopics":{"metadata":"b51f3441-87af-43b7-88b2-753861196a5d","three_pole":null,"third_pole":"XDA20010302"},"username":"XDA20010302","review_time":null,"protected_duration":6,"protected_describe":null,"is_important":false,"hit_count":1346}