{"id":"a2694ace-a75e-485d-b19a-a1739380e859","title":"金佛山国家站叶面积指数产品（2020）","title_en":"Jinfoshan National Station Leaf Area Index Product (2020)","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":"文件命名：Excel直接读取文件\n数据读取方式：该数据集中的所有文件可以直接用Excel打开","description":"本数据来自2020年10月18日、19日在重庆市北碚区槽上、柑橘研究所和虎头村三个观测站使用LAI-2200植物冠层分析仪测量的数据。地面观测试验是在各遥感实验站常规观测基础上，开展的无人机和有人机过境时刻的地面连续观测和加密观测。地面测量点的选择，既要地物具有代表性，又要满足地物类型符合均一性的特征，因此在无人机飞行区域内择取满足4×4 m大小内地物类型均一的区域作为地面测量点。由于区域内大部分为热带或亚热带混合林，树木高大，林中情况复杂，徒步进入比较困难，因此主要选择容易到达的地点进行测量。测量地点主要分布在公路沿线，包含林地、草地、耕地等类型，其中在柑研所区域，选择了大量覆盖度不同的柑桔园、菜园作为测量点。","doi":"","projection":"","language":"zh","share_type":"offline","east":106.45,"west":106.32,"south":29.76,"north":29.79,"scale":null,"crs":null,"filesize":0.05,"share_policy":"c","ts_created":"2022-09-25T19:19:46.564608+08:00","doi_type":"拥有自主知识产权","ts_updated":"2022-10-17T19:30:55.781438+08:00","time_description":"","datas_group":3,"time_description_en":"","data_format":null,"project":[10],"specials":["bd590042-7763-495e-b782-524cf78748f7","5f218875-5eed-4939-8208-7bf54c573e42"],"cite":null,"review_status":5,"review_invite":[],"review_editor":null,"data_sources":null,"temporal_resolution":"Daily","spatial_resolution":"<= 1 m","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[],"subtopics":{"metadata":"a2694ace-a75e-485d-b19a-a1739380e859","three_pole":null,"third_pole":null},"username":"李丹丹","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":320}