2008年5月至2008年7月期间在临泽草地加密观测区布设了若干同步观测样方。\n本数据集包含：\n
\n（1）草地站样方mapsource数据文件夹\n
\n（2）兰大草地站-样方样带GPS表\n
\n（3）样方布设文档\n
\n（4）样方分布\n
\n根据过境传感的空间分辨率在临泽草地站周围2km×2km的范围内布设一个1.8km×1.8km的样方H和5个360m×360m的样方A、B、C、D、E。H样方总共有64个样点，编号为H01至H64，相邻两点之间距离为250m，主要针对MODIS同步。360m×360m的样方A、B、C、D、E分别包含49个样点，样点间距为60m，样点编号为01至49（如A样地为A01至A49），A样方地表类型是芦苇地，B样方地表类型是盐碱地，分布有稀疏的芦苇，C样方地表类型是盐碱地，芦苇相对A样方来说更为稀疏，D样方地表类型是苜蓿地，E样方地表类型是大麦地。在A、B、C、D、E各个样方里面嵌套了120m×120m的小样方，小样方中样点间距为30m（请参见数据文件夹中的“样方分布.pdf”）。
\n样方A、B、C、D、E以及其中的嵌套小样方主要是针对ASAR、PALSAR、ASTER以及机载OMIS、WiDAS同步。此外还有7条微波同步样带，每条样带25个样点，样带间隔200m，样带上的样点间距100m，编号L3-11表示3号样带上的11号样点。PR2样方为3Grid×3Grid的样方，样点间距为30m，编号如PR11。还有2条PR2样带，总共11个样点。所有样点的坐标均在Excel表中。
", "ds_source": "\n 2008年5月至2008年7月期间在临泽草地加密观测区布设了若干同步观测样方。
", "ds_process_way": "\n 根据过境传感的空间分辨率在临泽草地站周围2km×2km的范围内布设一个1.8km×1.8km的样方H和5个360m×360m的样方A、B、C、D、E。H样方总共有64个样点，编号为H01至H64，相邻两点之间距离为250m，主要针对MODIS同步。360m×360m的样方A、B、C、D、E分别包含49个样点，样点间距为60m，样点编号为01至49（如A样地为A01至A49），A样方地表类型是芦苇地，B样方地表类型是盐碱地，分布有稀疏的芦苇，C样方地表类型是盐碱地，芦苇相对A样方来说更为稀疏，D样方地表类型是苜蓿地，E样方地表类型是大麦地。在A、B、C、D、E各个样方里面嵌套了120m×120m的小样方，小样方中样点间距为30m（请参见数据文件夹中的“样方分布.pdf”）。\n
\n样方A、B、C、D、E以及其中的嵌套小样方主要是针对ASAR、PALSAR、ASTER以及机载OMIS、WiDAS同步。此外还有7条微波同步样带，每条样带25个样点，样带间隔200m，样带上的样点间距100m，编号L3-11表示3号样带上的11号样点。PR2样方为3Grid×3Grid的样方，样点间距为30m，编号如PR11。还有2条PR2样带，总共11个样点。所有样点的坐标均在Excel表中。
", "ds_quality": "数据质量良好
", "ds_acq_start_time": "2008-05-22 00:00:00", "ds_acq_end_time": "2008-05-23 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": 2095324, "ds_files_count": 2, "ds_format": "excel", "ds_space_res": null, "ds_time_res": "日", "ds_coordinate": "WGS84", "ds_projection": "", "ds_thumbnail": "e5add0c0-9fac-4bf1-a9fc-8f3e7e66bcc9.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.db1912.2022", "subject_codes": [ "170.4510" ], "quality_level": 3, "publish_time": "2022-03-16 08:54:00", "last_updated": "2025-06-30 16:07:34", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.ncdc.NIEER.2021.1713", "i18n": { "en": { "title": "Heihe River Integrated Remote Sensing joint experiment: data set of quadrat and transect layout in Linze grassland intensive observation area (2008)", "ds_format": "excel", "ds_source": "\n From May 2008 to July 2008, several synchronous observation quadrats were arranged in the intensive observation area of Linze grassland", "ds_quality": "
Good data quality
", "ds_ref_way": "", "ds_abstract": "From May 2008 to July 2008, several synchronous observation quadrats were arranged in the intensive observation area of Linze grassland.\nThis dataset contains:\n
\n（ 1) Grassland station quadrat MapSource data folder\n
\n（ 2) Landa grassland Station - quadrat transect GPS table\n
\n（ 3) Quadrat layout document\n
\n（ 4) Quadrat distribution\n
\nAccording to the spatial resolution of transit sensing, it is 2km around Linze grassland station × One 1.8km is arranged within 2km × 1.8km quadrat h and 5 360m × 360m quadrats a, B, C, D and E. There are 64 sample points in H quadrat, numbered H01 to H64, and the distance between adjacent two points is 250m, mainly for MODIS synchronization. 360m × The 360m quadrats a, B, C, D and e respectively contain 49 sample points with a spacing of 60m and sample point numbers of 01 to 49 (e.g. A01 to A49 for sample a). The surface type of sample a is reed land, the surface type of sample B is saline alkali land, with sparse reed distributed, the surface type of sample C is saline alkali land, reed is more sparse than sample a, and the surface type of sample D is alfalfa land, The surface type of e quadrat is barley field. 120m is nested in quadrats a, B, C, D and E × A small quadrat of 120m, with a sample point spacing of 30m in the small quadrat (see \"quadrat distribution. PDF\" in the data folder)
\nQuadrats a, B, C, D, e and nested small quadrats are mainly for ASAR, PALSAR, aster, airborne OMIS and widas synchronization. In addition, there are 7 microwave synchronous sample belts, each sample belt has 25 sample points, the sample belt spacing is 200m, and the sample point spacing on the sample belt is 100m. The number l3-11 represents the No. 11 sample point on the No. 3 sample belt. PR2 quadrat is 3grid × The sample space of 3grid is 30m, and the number is pr11. There are also 2 PR2 transects, a total of 11 transects. The coordinates of all samples are in the excel table
", "ds_time_res": "日", "ds_acq_place": "Heihe River Basin", "ds_space_res": "", "ds_projection": "", "ds_process_way": "\n According to the spatial resolution of transit sensing, it is 2km around Linze grassland station × One 1.8km is arranged within 2km × 1.8km quadrat h and 5 360m × 360m quadrats a, B, C, D and E. There are 64 sample points in H quadrat, numbered H01 to H64, and the distance between adjacent two points is 250m, mainly for MODIS synchronization. 360m × The 360m quadrats a, B, C, D and e respectively contain 49 sample points with a spacing of 60m and sample point numbers of 01 to 49 (e.g. A01 to A49 for sample a). The surface type of sample a is reed land, the surface type of sample B is saline alkali land, with sparse reed distributed, the surface type of sample C is saline alkali land, reed is more sparse than sample a, and the surface type of sample D is alfalfa land, The surface type of e quadrat is barley field. 120m is nested in quadrats a, B, C, D and E × A small quadrat of 120m, with a sample point spacing of 30m in the small quadrat (see \"quadrat distribution. PDF\" in the data folder).\n
\nQuadrats a, B, C, D, e and nested small quadrats are mainly for ASAR, PALSAR, aster, airborne OMIS and widas synchronization. In addition, there are 7 microwave synchronous sample belts, each sample belt has 25 sample points, the sample belt spacing is 200m, and the sample point spacing on the sample belt is 100m. The number l3-11 represents the No. 11 sample point on the No. 3 sample belt. PR2 quadrat is 3grid × The sample space of 3grid is 30m, and the number is pr11. There are also 2 PR2 transects, a total of 11 transects. The coordinates of all samples are in the excel table
", "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": [ "样方", "样带", "密观测区" ], "ds_subject_tags": [ "自然地理学" ], "ds_class_tags": [], "ds_locus_tags": [ "临泽草地加密观测区", "黑河流域", "中游干旱区水文试验区" ], "ds_time_tags": [ 2008 ], "ds_contributors": [ { "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": "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_managers": [ { "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" } ], "category": "遥感及产品" }