该数据集包含了祁连山排露沟流域青海云杉林不同径阶林木的树干液流自动观测数据，观测样地位于甘肃省张掖市肃南裕固族自治县马蹄乡，样地经纬度为100.29°E，38.55°N，海拔2765m。数据集包含祁连山排露沟流域青海云杉林树干液流数据表和祁连山排露沟2700树干液流林木调查信息表2个excel文件。
", "ds_source": "雨根RR-1008自动观测数据，数据采集频度10分钟。数据集包括树干液流采集数据和树干液流林木每木调查基本数据。
", "ds_process_way": "", "ds_quality": "观测流程规范，数据可靠.2013年8-10月仪器故障，数据缺失，其它时间数据完整
", "ds_acq_start_time": "2013-05-29 00:00:00", "ds_acq_end_time": "2015-12-31 00:00:00", "ds_acq_place": "祁连山排露沟流域青海云杉林树干液流样地", "ds_acq_lon_east": null, "ds_acq_lat_south": null, "ds_acq_lon_west": null, "ds_acq_lat_north": null, "ds_acq_alt_low": 2765.0, "ds_acq_alt_high": 2765.0, "ds_share_type": "apply-access", "ds_total_size": 7206522, "ds_files_count": 3, "ds_format": ".xlsx", "ds_space_res": null, "ds_time_res": "日", "ds_coordinate": "无", "ds_projection": "", "ds_thumbnail": "59a00a14-7f0b-4b0f-be1d-9af47c728dbe.jpg", "ds_thumb_from": 0, "ds_ref_way": "", "paper_ref_way": "", "ds_ref_instruction": "本数据由“甘肃祁连山森林生态系统定位观测研究站”产生，用户在使用数据时请在正文中明确注明数据的来源，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": "3df03f73-653d-4713-ab76-b754888c9ffa", "ds_serv_man": "李红星", "ds_serv_phone": "0931-4967592", "ds_serv_mail": "ncdc@lzb.ac.cn", "doi_value": "", "subject_codes": [ "170.4510" ], "quality_level": 3, "publish_time": "2021-07-15 09:22:37", "last_updated": "2023-08-22 11:44:57", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.ncdc.Qilian_WRCF.2021.1", "i18n": { "en": { "title": "Stem sap flow dataset of Picea crassifolia forests in Pilugou watershed, Qilian Mountains ( 2013-2015 )", "ds_format": "", "ds_source": "Rain root RR-1008 automatic observation data, data acquisition frequency 10 minutes. Data sets include stem sap flow collection data and basic stem sap flow survey data for each tree
", "ds_quality": "Standard observation process, reliable data. Instrument failure, missing data, other time data integrity, August - October 2013
", "ds_ref_way": "", "ds_abstract": "The data set contains the automatic observation data of trunk sap flow of Picea crassifolia forests with different diameter classes in the Pailugou watershed of Qilian Mountains. The observation sample is located in Majiao Township, Sunan Yugur Autonomous County, Zhangye City, Gansu Province. The longitude and latitude of the sample are 100.29°E, 38.55°N, and the altitude is 2765 m. The data set contains two excel files : the trunk sap flow data table of Picea crassifolia forest in Pilugou watershed of Qilian Mountains and the investigation information table of 2700 trunk sap flow trees in Pilugou watershed of Qilian Mountains.
", "ds_time_res": "日", "ds_acq_place": "Sap flow plot of Picea crassifolia forests in Pailugou watershed of Qilian Mountains", "ds_space_res": "", "ds_projection": "", "ds_process_way": "", "ds_ref_instruction": "This data is produced by ' Gansu Qilian Mountain Forest Ecosystem National Positioning Observation and Research Station '. When users use the data, please specify the source of the data in the text and refer to the reference 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, "ds_topic_tags": [ "树干液流", "青海云杉", "森林水文" ], "ds_subject_tags": [ "自然地理学" ], "ds_class_tags": [], "ds_locus_tags": [ "祁连山", "排露沟流域", "青海云杉林" ], "ds_time_tags": [ 2013, 2014, 2015 ], "ds_contributors": [ { "true_name": "王荣新", "email": "zywangrx@163.com", "work_for": "甘肃省祁连山水源涵养林研究院", "country": "中国" }, { "true_name": "敬文茂", "email": "maodanjing@126.com", "work_for": "甘肃省祁连山水源涵养林研究院", "country": "中国" }, { "true_name": "赵维俊", "email": "zhaoweijun1019@126.com", "work_for": "甘肃省祁连山水源涵养林研究院", "country": "中国" }, { "true_name": "王顺利", "email": "61749724@qq.com", "work_for": "甘肃省祁连山水源涵养林研究院", "country": "中国" } ], "ds_meta_authors": [ { "true_name": "王荣新", "email": "zywangrx@163.com", "work_for": "甘肃省祁连山水源涵养林研究院", "country": "中国" } ], "ds_managers": [ { "true_name": "王荣新", "email": "zywangrx@163.com", "work_for": "甘肃省祁连山水源涵养林研究院", "country": "中国" } ], "category": "水文" }