{"id":"364a22fb-5a7c-46c8-950c-fa6c8b137799","title":"北碚柑研所果园观测场土壤理化指标数据集","title_en":"The Soil Physical and Chemical Index Dataset of the Orchard Observation Field of Beibei Citrus Research Institute","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样品采集与检测规范，由金佛山国家野外站工作人员负责，聚焦北碚柑研所果园观测场，以土壤理化性质精准检测为核心，全程规范操作确保数据可靠。生产前期，工作人员在果园观测场内，根据果园地形、种植布局合理布设采样点位，采用标准化方法采集土壤样品，确保样品具有代表性，采集后及时封装、标记，避免样品污染或理化性质发生改变。后续将采集的土壤样品送至专业实验室，通过规范检测流程，系统测定土壤中碱解氮、速效钾、有效磷、全磷、全钾的含量，同时精准检测土壤粒度含量，全面捕捉土壤理化特征。","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":1.85,"share_policy":"c","ts_created":"2026-04-16T12:23:37.636475+08:00","doi_type":"拥有自主知识产权","ts_updated":"2026-04-16T15:06:20.636983+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":"Yearly","spatial_resolution":"1km - 10km","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[],"subtopics":{"metadata":"364a22fb-5a7c-46c8-950c-fa6c8b137799","three_pole":null,"third_pole":null},"username":"weber","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":22}