{"id":"8b14755b-2d90-44cd-8cc2-63c52480946e","title":"青海省农作物播种面积与产量（国有）（1978-2003）","title_en":"Planting area and yield of crops in Qinghai Province (state owned) (1978-2003)","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":"该数据集以Excel格式存储，包含了9张工作表，记录了1978-2003年青海省农作物播种面积与产量（国有）。数据文件可以用office软件打开，或可导入到关系型数据库系统，数据表涉及的单位为：千公顷。","description":"该数据集记录了青海省农作物播种面积与产量（国有），数据按农作物类别划分的。数据整理自青海省统计局发布的青海省统计年鉴。数据集包含9个数据表，分别为:\n农作物总播种面积1978-2001年.xls\n农作物总播种面积1978-2002年.xls\n农作物总播种面积1978-2003年.xls\n农作物播种面积与产量(全社会)1997-1998年.xls\n农作物播种面积与产量(全社会)1998-1999年.xls\n农作物播种面积与产量(全社会)1999-2000年.xls\n农作物播种面积与产量(国有)1997-1998年.xls\n农作物播种面积与产量(国有)1998-1999年.xls\n农作物播种面积与产量(国有)1999-2000年.xls数据表结构相似。例如农作物播种面积与产量（国有）1997-1998年数据表共有8个字段：\n字段1：地区\n字段2：面积\n字段3：作物\n字段4：小麦\n字段5：杂粮\n字段6：薯类\n字段7：作物\n字段8：油料","doi":"","projection":null,"language":"zh","share_type":"online","east":104.0,"west":89.0,"south":31.0,"north":40.0,"scale":null,"crs":null,"filesize":0.199,"share_policy":"a","ts_created":"2021-04-09T14:32:12.330004+08:00","doi_type":"国际公开共享数据","ts_updated":"2021-04-19T18:55:10.384609+08:00","time_description":"","datas_group":3,"time_description_en":"","data_format":null,"project":[11],"specials":["82602369-b196-4804-b02e-09edb30e1a40"],"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":"-","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[],"subtopics":{"metadata":"8b14755b-2d90-44cd-8cc2-63c52480946e","three_pole":null,"third_pole":null},"username":"赵虎","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":446}