{"id":"13fa87ef-43a8-4e57-81aa-0f33bfabad7f","title":"金佛山国家站叶绿素观测数据（2020）","title_en":"Chlorophyll observation data of Jinfo National Station (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":"叶片采集地点分别选择在槽上、柑橘研究所、虎头村三个无人机飞行区域采集该地区优势物种的新鲜叶片，同时，叶片采集点与SPAD-2、LAI测量点、光合有效辐射测量点吻合。分别在虎头村采集105份样本，在槽上 采集180份样本，在柑橘研究所采集120份样本，共31个物种。高等植物光合作用过程中利用的光能是通过叶绿体色素(光合色素)吸收的。叶绿体色素由叶绿素a、叶绿素b、胡萝卜素和叶黄素组成。叶绿素不溶于水，溶于有机溶剂，可用多种有机溶剂，如丙酮、乙醇或二甲基亚砜等研磨提取或浸泡提取。叶绿色素在特定提取溶液中对特定波长的光有最大吸收，用分光光度计测定在该波长下叶绿素溶液的吸光度(也称为光密度)，再根据叶绿素在该波长下的吸收系数即可计算叶绿素含量。","doi":"","projection":"","language":"zh","share_type":"offline","east":106.45,"west":106.32,"south":29.76,"north":29.79,"scale":null,"crs":null,"filesize":0.17,"share_policy":"c","ts_created":"2022-09-28T20:52:15.132490+08:00","doi_type":"拥有自主知识产权","ts_updated":"2022-10-17T19:32:07.271810+08:00","time_description":"","datas_group":0,"time_description_en":"","data_format":null,"project":[10],"specials":["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":"13fa87ef-43a8-4e57-81aa-0f33bfabad7f","three_pole":null,"third_pole":null},"username":"李丹丹","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":375}