{"id":"84a7851d-ad5f-4fd9-b522-5dd87aa68a83","title":"四处盆地红层土壤数据","title_en":"Soil data of red beds in four basins","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":"本数据集的观测生产过程严格遵循土壤理化性质检测规范，聚焦四川盆地中生代不同地质时期红层发育形成的土壤，以土壤基本理化性质精准采集与检测为核心，全程规范操作，确保数据真实可靠，对认识红层现代成壤过程具有至关重要的意义。生产前期，工作人员结合四川盆地中生代红层的分布特征，在不同地质时期红层发育区域科学布设采样点位，采用标准化方法分层采集土壤样品，采集后及时封装、标记，严格避免样品污染、失水，保障样品理化性质稳定。后续将采集的土壤样品送至专业实验室，按照规范检测流程，系统测定土壤核心理化指标，重点检测粒度、有机质含量及pH值，全面捕捉不同地质时期红层发育土壤的理化特征。","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":"2026-04-16T15:01:21.236834+08:00","doi_type":"拥有自主知识产权","ts_updated":"2026-04-16T15:23:51.476981+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":"Monthly","spatial_resolution":"1km - 10km","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[],"subtopics":{"metadata":"84a7851d-ad5f-4fd9-b522-5dd87aa68a83","three_pole":null,"third_pole":null},"username":"weber","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":24}