2008年5月26日至6月29日期间临泽草地加密观测区对植被生物物理参数和结构参数进行了常规测量，主要观测了临泽草地加密观测区不同地表类型的植被生物量、叶倾角、株高、LAI等。生物量通过采样称重获得，叶倾角用量角器测得，株高用钢卷尺测得，LAI用LAI-2000测得。\n观测内容，观测日期及观测样区如下：\n{| \n!观测内容 \n!观测日期 \n!样区 \n|- \n | 叶倾角 || 2008-06-24 || E \n|- \n | 叶倾角 || 2008-06-29 || A E \n|-\n | 植被生物量 || 2008-06-18 || A D E\n |-\n | 植被生物量 || 2008-06-24 || A E \n|- \n | 植被生物量 || 2008-06-29 || A E \n|- \n | 株高 || 2008-05-26 || A D E \n|- \n | 株高 || 2008-06-14 || B \n|- \n | LAI || 2008-05-28 || E \n|- \n | LAI || 2008-06-05 || E \n|- \n | LAI || 2008-06-06 || A \n|-\n | LAI || 2008-06-11 || A \n|- \n | LAI || 2008-06-18 || D E\n |- \n | 覆盖度 || 2008-5-27 || A，D，E 样区中的30m小样方\n |- \n | 覆盖度 || 2008-5-26、27 || D，E样区360m样方\n |- \n | 覆盖度 || 2008-6-14 || B样区360m样方\n|- \n |}\n
\n本数据集包括所测量的覆盖度文件夹；叶倾角文件夹；植被生物量文件夹；株高文件夹；LAI测量Excel数据表格及一数据质量说明txt文档。\n
", "ds_source": "2008年5月26日至6月29日期间临泽草地加密观测区对植被生物物理参数和结构参数进行了常规测量。
", "ds_process_way": "生物量通过采样称重获得，叶倾角用量角器测得，株高用钢卷尺测得，LAI用LAI-2000测得。
", "ds_quality": "数据质量良好
", "ds_acq_start_time": "2008-05-26 00:00:00", "ds_acq_end_time": "2008-06-29 00:00:00", "ds_acq_place": "黑河流域,中游干旱区水文试验区,临泽草地加密观测区", "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": 533802312, "ds_files_count": 2, "ds_format": "excel", "ds_space_res": null, "ds_time_res": "日", "ds_coordinate": "WGS84", "ds_projection": "", "ds_thumbnail": "eb7e3544-e2ee-41b2-85b1-5db625a13a61.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.db1905.2022", "subject_codes": [ "170.4510" ], "quality_level": 3, "publish_time": "2022-03-15 18:13:13", "last_updated": "2025-06-30 16:07:34", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.ncdc.NIEER.2021.1718", "license": null, "i18n": { "en": { "title": "Heihe River Integrated Remote Sensing joint experiment: observation data set of vegetation structure and biophysical parameters in Linze grassland intensive observation area (2008)", "ds_format": "excel", "ds_source": "The vegetation biophysical parameters and structural parameters were routinely measured in the intensive observation area of Linze grassland from May 26 to June 29, 2008", "ds_quality": "
Good data quality
", "ds_ref_way": "", "ds_abstract": "From May 26 to June 29, 2008, routine measurements of vegetation biophysical parameters and structural parameters were carried out in the intensive observation area of Linze grassland, mainly observing the vegetation biomass, leaf inclination, plant height, Lai, etc. of different surface types in the intensive observation area of Linze grassland. Biomass was obtained by sampling and weighing, leaf inclination was measured by protractor, plant height was measured by steel tape, and Lai was measured by LAI-2000.\nThe observation contents, date and sample area are as follows:\n{| \n! Observation content\n! Observation Date\n! Sample area\n|- \n|Blade inclination angle | 2008-06-24 | e\n|- \n|Blade inclination angle | 2008-06-29 | a e\n|-\n|Vegetation biomass | 2008-06-18 | a d e\n|-\n|Vegetation biomass | 2008-06-24 | a e\n|- \n|Vegetation biomass | 2008-06-29 | a e\n|- \n|Plant height | 2008-05-26 | a d e\n|- \n|Plant height | 2008-06-14 | B\n|- \n| LAI || 2008-05-28 || E \n|- \n| LAI || 2008-06-05 || E \n|- \n| LAI || 2008-06-06 || A \n|-\n| LAI || 2008-06-11 || A \n|- \n| LAI || 2008-06-18 || D E\n|- \n|Coverage | May 27, 2008 | 30m small quadrat in sample areas a, D and e\n|- \n|Coverage | 2008-5-26, 27 | D, 360m quadrat in sample area e\n|- \n|Coverage | June 14, 2008 | 360m quadrat in sample area B\n|- \n|}\n
\nThis data set includes the measured coverage folder; Blade inclination folder; Vegetation biomass folder; Plant height folder; Lai measurement Excel data sheet and a TXT document of data quality description.\nSee metadata \"Heihe integrated remote sensing joint experiment: layout of quadrat transects in Linze grassland densified observation area\" for the distribution information of quadrat transects
", "ds_time_res": "日", "ds_acq_place": "Heihe River Basin, arid area in the middle reaches, hydrological experimental area, Linze grassland intensive observation area", "ds_space_res": "", "ds_projection": "", "ds_process_way": "Biomass was obtained by sampling and weighing, leaf inclination was measured by protractor, plant height was measured by steel tape, and Lai was measured by LAI-2000", "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", "ds_topic_tags": [ "叶倾角", "LAI", "植被覆盖度", "生物量", "叶基高", "叶长", "叶宽", "株高", "叶面积指数", "植被", "植被结构" ], "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", "临泽草地加密观测区" ], "ds_time_tags": [ 2008 ], "ds_contributors": [ { "true_name": "胡晓利", "email": "huxiaoli@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "" }, { "true_name": "盖春梅", "email": "Gechm@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" }, { "true_name": "黄春林", "email": "huangcl@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" }, { "true_name": "晋锐", "email": "jinrui@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" }, { "true_name": "年雁云", "email": "yynian@lzu.edu.cn", "work_for": "兰州大学", "country": "中国" }, { "true_name": "王树果", "email": "sgwang@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" }, { "true_name": "王旭峰", "email": "wangxufeng@lzb.ac.cn", "work_for": " 中国科学院西北生态环境资源研究院", "country": "中国" } ], "ds_meta_authors": [ { "true_name": "胡晓利", "email": "huxiaoli@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "" } ], "ds_managers": [ { "true_name": "胡晓利", "email": "huxiaoli@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "" } ], "category": "遥感及产品" }