{"id":"f5f4b665-e5cc-4c1a-94c9-7675c6298d42","title":"黑河综合遥感联合试验：盈科绿洲、花寨子荒漠和扁都口加密观测区荒漠植被覆盖度数据集（2008）","title_en":"WATER: Dataset of vegetation cover fraction observations in the Yingke oasis, Huazhaizi desert steppe and Biandukou foci experimental areas (2008)","serial":"黑河综合遥感联合试验","user_limit":"本数据由“黑河综合遥感联合试验”产生，用户在使用数据时请在正文中明确声明数据的来源，并在参考文献部分引用本元数据提供的引用方式。","instructions":"","description":"本数据为盈科绿洲、花寨子荒漠和扁都口加密观测区的植被覆盖度数据集。\n\n测量方法：\n利用自制覆盖度观测仪器，相机在距地面2.5m至3.5m高度拍摄地面照片，同时在照片范围内放置长度已知的物体（皮尺、竹竿等）来标定照片的面积大小，利用GPS确定照片拍摄的位置，并记录下与覆盖度、拍摄环境相关的信息。利用LAB色度空间变换技术，提取的绿色植被覆盖度。\n测量日期：\n2008-05-20，2008-05-24，2008-05-25，2008-05-28，2008-05-30，2008-06-11，2008-06-14，2008-06-15，2008-06-21，2008-06-23，2008-06-24，2008-06-27，2008-06-30，2008-07-02。 \n测量样地：\n盈科绿洲玉米地、盈科绿洲小麦地、花寨子荒漠玉米地、花寨子荒漠样地1、花寨子荒漠样地2和扁都口油菜、大麦和草地杨堤。\n数据处理：\n数据结果包括提取的植被影像和覆盖度数据。覆盖度原始数据包括覆盖度光学照片与覆盖度数据记录两部分。利用LAB色度空间变换技术，提取光学照片绿色植被覆盖度。","doi":"10.3972/water973.0139.db","projection":"4326","language":"zh","share_type":"online","east":101.036,"west":100.289,"south":38.192,"north":38.88,"scale":null,"crs":null,"filesize":783.1,"share_policy":"a","ts_created":"2013-09-11T03:52:34+08:00","doi_type":null,"ts_updated":"2021-04-19T14:23:47.717971+08:00","time_description":"","datas_group":3,"time_description_en":null,"data_format":"","project":[10,11,15],"specials":["4e7b97a6-ee1f-4b51-83e5-04a100993973","6740cd00-6d20-4855-a39b-863af216b0a2","876b2512-2082-49eb-91cf-260468bf908c","a7665bf7-37ac-49e4-b130-a57f3df8d68c","11f9cb4b-6294-494e-bb30-012b3453a729","2ee7e876-6f20-43a7-9c6c-979840a33ef2","a287b225-86f7-4583-9e92-c05b6d3036bc"],"cite":"阎广建, 张吴明, 王颢星, 任华忠, 陈玲, 钱永刚, 王锦地, 王天星. 黑河综合遥感联合试验：盈科绿洲、花寨子荒漠和扁都口加密观测区荒漠植被覆盖度数据集. 北京师范大学. 2008. doi:10.3972/water973.0139.db [Yan Guangjian, Zhang Wuming, Wang Haoxing, Ren Huazhong, Chen Ling, Qian Yonggang, Wang Jindi, Wang Tianxing. WATER: Dataset of vegetation cover fraction observations in the Yingke oasis, Huazhaizi desert steppe and Biandukou foci experimental areas. Beijing Normal University. 2008. doi:10.3972/water973.0139.db]","review_status":5,"review_invite":[],"review_editor":null,"data_sources":null,"temporal_resolution":null,"spatial_resolution":null,"license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[35,36],"subtopics":{"metadata":"f5f4b665-e5cc-4c1a-94c9-7675c6298d42","three_pole":null,"third_pole":null},"username":"盖春梅","review_time":null,"protected_duration":6,"protected_describe":null,"is_important":false,"hit_count":13871}