{"id":"df96ab66-14c2-415c-9d03-2e6ed30e3d15","title":"南川区环境质量数据集","title_en":"Nanchuan District Environmental Quality Dataset","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":"数据命名格式：\n命名规则为“YYYY.DDD.csv”，其中YYYY代表年份，DDD代表一年某一天。","description":"该数据集源于本项目成员连续 2 年对南川区开展的环境质量专项监测与系统分析，是经过规范流程采集、检测、分析后形成的可靠数据。监测过程中，项目成员全面覆盖南川区各类关键监测对象，重点对土壤、大气沉降、地表径流、地下渗滤、灌溉水、畜禽粪便及农作物等进行系统采样，逐一开展重金属含量检测与深度分析。通过持续监测，初步明确了南川区土壤和农作物中重金属的含量特征与空间分布规律，厘清了大气沉降对土壤及农产品质量的影响，同时通过输入输出通量精准计算，科学判断出土壤重金属的累积趋势。","doi":"","projection":"WGS84","language":"zh","share_type":"offline","east":110.2,"west":97.3,"south":21.1,"north":34.4,"scale":null,"crs":null,"filesize":1.0,"share_policy":"c","ts_created":"2026-04-16T12:51:58.642997+08:00","doi_type":"拥有自主知识产权","ts_updated":"2026-04-16T15:06:20.641380+08:00","time_description":"","datas_group":3,"time_description_en":"","data_format":null,"project":[10],"specials":[],"cite":null,"review_status":5,"review_invite":[],"review_editor":null,"data_sources":null,"temporal_resolution":"Daily","spatial_resolution":"1km - 10km","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[],"subtopics":{"metadata":"df96ab66-14c2-415c-9d03-2e6ed30e3d15","three_pole":null,"third_pole":null},"username":"weber","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":18}