地点为临泽站周围的荒漠过渡带。数据以Excel格式存储。数据字段包括：Gps：gps点号（整形，Longitude：经度（浮点，°），Latitude：纬度（浮点，°）。Photo_num：照片编号（文本），Describe：C3/C4植被种类及照片描述（文本）。\n
\n观测仪器是遥感所手持GPS和数码相机，观测方法为人工判别C3/C4植被。用GPS测量其经纬度坐标并用数码相机照相。", "ds_source": "
2008-07-10在临泽站加密观测区开展C3/C4植被调查。", "ds_process_way": "
人工判别C3/C4植被，用GPS测量其经纬度坐标并用数码相机照相。", "ds_quality": "
数据质量良好", "ds_acq_start_time": "2008-07-10 00:00:00", "ds_acq_end_time": "2008-07-11 00:00:00", "ds_acq_place": "黑河流域", "ds_acq_lon_east": 100.44305555555556, "ds_acq_lat_south": 38.04333333333333, "ds_acq_lon_west": 100.58972222222222, "ds_acq_lat_north": 38.973888888888894, "ds_acq_alt_low": null, "ds_acq_alt_high": null, "ds_share_type": "login-access", "ds_total_size": 81279324, "ds_files_count": 2, "ds_format": "excel", "ds_space_res": null, "ds_time_res": "时", "ds_coordinate": "WGS84", "ds_projection": "", "ds_thumbnail": "cd7b373b-af95-42f0-a49b-748c47672849.png", "ds_thumb_from": 0, "ds_ref_way": "", "paper_ref_way": "", "ds_ref_instruction": "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。", "ds_from_station": null, "organization_id": "14df1d8b-6362-4c0f-b88e-b46d4abe5db9", "ds_serv_man": "敏玉芳", "ds_serv_phone": "0931-4967596", "ds_serv_mail": "ncdc@lzb.ac.cn", "doi_value": "10.12072/ncdc.NIEER.db1826.2022", "subject_codes": [ "170.4510" ], "quality_level": 3, "publish_time": "2022-03-14 18:11:37", "last_updated": "2025-06-30 16:07:31", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.ncdc.NIEER.2021.1707", "i18n": { "en": { "title": "Heihe River comprehensive remote sensing joint experiment: C3 / C4 vegetation survey data set in dense observation area and desert observation area of Linze station (2008)", "ds_format": "excel", "ds_source": "
On July 10, 2008, C3 / C4 vegetation survey was carried out in the intensive observation area of Linze station.", "ds_quality": "
Good data quality", "ds_ref_way": "", "ds_abstract": "
The site is the desert transition zone around Linze station. The data is stored in Excel format. The data fields include: GPS: GPS point number (integer), longitude: longitude (floating point, °), latitude: latitude (floating point, °). Photo_ Num: photo number (text), describe: C3 / C4 vegetation species and photo description (text).\n
\nThe observation instrument is the handheld GPS and digital camera of the remote sensing Institute, and the observation method is to manually distinguish C3 / C4 vegetation. The longitude and latitude coordinates are measured by GPS and photographed by digital camera.
", "ds_time_res": "时", "ds_acq_place": "Heihe River Basin", "ds_space_res": "", "ds_projection": "", "ds_process_way": "C3 / C4 vegetation was identified manually, its longitude and latitude coordinates were measured by GPS and photographed by digital camera.", "ds_ref_instruction": "This data was generated by the \"Heihe Comprehensive Remote Sensing Joint Experiment\". When using the data, please clearly state the source of the data in the main text and cite the citation provided by this metadata in the reference section." } }, "submit_center_id": "ncdc", "data_level": 0, "license_type": "CC BY 4.0", "doi_reg_from": "reg_local", "cstr_reg_from": "reg_local", "doi_not_reg_reason": null, "cstr_not_reg_reason": null, "is_paper_in_submitting": false, "ds_topic_tags": [ "C4植被", "C3植被", "GPS", "数码相机" ], "ds_subject_tags": [ "自然地理学" ], "ds_class_tags": [], "ds_locus_tags": [ "黑河流域", "中游干旱区水文试验区", "临泽站加密观测区" ], "ds_time_tags": [ 2008 ], "ds_contributors": [ { "true_name": "周梦维", "email": "mengweizhou@hotmail.com", "work_for": "中国科学院遥感应用研究所", "country": "中国" } ], "ds_meta_authors": [ { "true_name": "周梦维", "email": "mengweizhou@hotmail.com", "work_for": "中国科学院遥感应用研究所", "country": "中国" } ], "ds_managers": [ { "true_name": "周梦维", "email": "mengweizhou@hotmail.com", "work_for": "中国科学院遥感应用研究所", "country": "中国" } ], "category": "遥感及产品" }