每个样地的样方大小为：主林层为乔木，20m x 20m，调查的指标有树高、冠幅、胸径；主林层为灌木，10m x 10m，调查的主要指标有高度、地径、冠幅、地上和地下生物量；只有草本则为为1m x 1m，调查的主要指标是高度、株数、生物量；农田主要调查当季作物类型和防护林状况。
\n\n数据为excel文件，分为草本层、灌木层、乔木层以及生境要素调查记录表。
", "ds_source": "生态水文样带调查数据主要有植被数据和土壤理化性质和水文数据。上中游植被调查根据不同样带内各种群落类型进行调查，调查的植被主要有乔木、灌木和草本。
", "ds_process_way": "原始数据，未经人工处理
", "ds_quality": "数据质量良好
", "ds_acq_start_time": "2013-04-05 00:00:00", "ds_acq_end_time": "2013-09-20 00:00:00", "ds_acq_place": "黑河流域", "ds_acq_lon_east": 101.06194444444444, "ds_acq_lat_south": 39.23166666666667, "ds_acq_lon_west": 99.45972222222223, "ds_acq_lat_north": 39.74666666666667, "ds_acq_alt_low": null, "ds_acq_alt_high": null, "ds_share_type": "apply-access", "ds_total_size": 1068227, "ds_files_count": 6, "ds_format": "Excel", "ds_space_res": null, "ds_time_res": "", "ds_coordinate": "无", "ds_projection": "", "ds_thumbnail": "6faa881b-ba37-4926-9116-543b64235ecf.png", "ds_thumb_from": 0, "ds_ref_way": "", "paper_ref_way": "", "ds_ref_instruction": null, "ds_from_station": null, "organization_id": "9c4867b1-5cb1-4de0-abeb-df42547bf41e", "ds_serv_man": "李红星 ", "ds_serv_phone": "0931-4967596", "ds_serv_mail": "ncdc@lzb.ac.cn", "doi_value": "", "subject_codes": null, "quality_level": 3, "publish_time": "2021-01-06 11:17:52", "last_updated": "2023-08-23 16:46:08", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.ncdc.Westdc.2020.706", "i18n": { "en": { "title": "Dataset of investigation of eco-hydrology transect in Heihe river basin", "ds_format": "", "ds_source": "The survey data of eco hydrological transect mainly include vegetation data, soil physical and chemical properties and hydrological data. The vegetation survey in the upper and middle reaches was carried out according to various community types in different zones. The vegetation surveyed mainly included trees, shrubs and herbs.
", "ds_quality": "Good data quality
", "ds_ref_way": "", "ds_abstract": "The survey data of eco hydrological transect mainly include vegetation data, soil physical and chemical properties and hydrological data. The vegetation survey in the upper and middle reaches was carried out according to various community types in different zones. The vegetation surveyed mainly included trees, shrubs and herbs.
\nThe results showed that the height of the sample was 10m, the height of the sample was 10m, and the height of the sample was 10m The main indicators of the survey were height, number of plants and biomass, and the crop types and shelterbelt status of the current season were mainly investigated in farmland.
\nThe data is excel file, which is divided into herb layer, shrub layer, tree layer and habitat element survey record.
", "ds_time_res": "", "ds_acq_place": "Heihe River Basin", "ds_space_res": "", "ds_projection": "", "ds_process_way": "Raw data without manual processing
", "ds_ref_instruction": " In order to respect intellectual property rights, protect the rights and interests of data authors, expand the services of data centers, and evaluate the application potential of data, data users are requested to clearly indicate the data source and data authors in the research results (including published papers, works, data products and unpublished research reports, data products, etc.) produced by using data. For data reprinted (secondary or multiple releases), the author must also indicate the source of the original data." } }, "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": [ "生物量", "灌木", "草本", "乔木" ], "ds_subject_tags": [ "自然地理学" ], "ds_class_tags": [], "ds_locus_tags": [ "黑河中游", "黑河流域" ], "ds_time_tags": [ 2001, 2013 ], "ds_contributors": [ { "true_name": "苏永红", "email": "syh@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": [], "ds_managers": [ { "true_name": "黑河计划数据管理中心", "email": "westdc@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "" } ], "category": "生态" }