本数据集为2025年黄土丘陵沟壑区第一副区辛店沟流域育林沟原地貌径流场数据。对2025年育林沟原地貌径流场产生径流的次降水量、径流量、泥沙量进行观测，对比原地貌的减水减沙效益。径流场情况见育林沟原地貌径流场情况说明。数据包括育林沟原地貌径流场逐次径流泥沙测验成果表，径流场基本情况见《育林沟原地貌径流场2025年情况说明》。观测指标bao包含浑水总量、清水总量、平均含沙量、浑水深(mm)、清水深(mm)、浑水径流系数、清水径流系数等。
", "ds_source": "原地貌径流场位于辛店沟一级支沟育林沟右岸，2020年以来新建4个原地貌自然坡面径流场位于辛店试验场育林沟右岸峁坡，编号依次为原1-原4。原地貌径流场降水量采用试验场雨量站的资料。
", "ds_process_way": "1.雨量观测：育林沟原地貌径流小区降水量采用试验场雨量站的资料。 2.泥沙取样及处理：径流、泥沙采用不同的观测设施，有分水箱、径流池，分水箱、径流池在降水结束、径流终止后立即读取径流池水位，根据分水箱、径流池面积、水位计算径流量；将分水箱、径流池泥水搅拌均匀取泥沙样，样品处置采用置换法。", "ds_quality": "
观测数据整编录入过程中经过四级人工校核，分别是制表、初校、复校、审核，以确保数据质量。
", "ds_acq_start_time": "2025-01-01 00:00:00", "ds_acq_end_time": "2025-12-31 00:00:00", "ds_acq_place": "陕西省榆林市绥德县辛店沟流域", "ds_acq_lon_east": 110.29666666666667, "ds_acq_lat_south": 37.49472222222222, "ds_acq_lon_west": 110.2775, "ds_acq_lat_north": 37.5, "ds_acq_alt_low": 840.0, "ds_acq_alt_high": 1040.0, "ds_share_type": "apply-access", "ds_total_size": 50594, "ds_files_count": 3, "ds_format": "xlsx，docx", "ds_space_res": "", "ds_time_res": "分、日、次", "ds_coordinate": "无", "ds_projection": "", "ds_thumbnail": "f4c031a4-fe30-436e-9167-c496f8265c20.jpg", "ds_thumb_from": 0, "ds_ref_way": "", "paper_ref_way": "", "ds_ref_instruction": "", "ds_from_station": null, "organization_id": "f447b2e7-0b54-4601-8d49-0164f2a3fd9a", "ds_serv_man": null, "ds_serv_phone": null, "ds_serv_mail": null, "doi_value": "", "subject_codes": [], "quality_level": 0, "publish_time": "2026-10-21 12:00:21", "last_updated": "2026-10-21 12:00:21", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.ncdc.hwsdzhan.db7751.2026", "i18n": { "en": { "title": "2025 Observational Dataset of Original Surface Runoff Field in Yulin Gully of Xindian Gully Basin, the First Sub area of Loess Hilly and Gully Region", "ds_format": "", "ds_source": "The original landform runoff field is located on the right bank of Yulin Gully, a first-level branch ditch of Xindiangou. Since 2020, four newly built original landform natural slope runoff fields are located on the right bank slope of Yulin Gully in Xindian Experimental Field, numbered from Original 1 to Original 4. The precipitation in the original landform runoff field uses the data from the rainfall station at the test site.
", "ds_quality": "The observation data is processed through four levels of manual verification before being entered into the system. These stages include table creation, initial verification, re-verification, and final review, all of which are carried out to ensure the quality of the data.", "ds_ref_way": "", "ds_abstract": "This dataset is the original landform runoff field data of Yulin Gully Basin in Xindiangou, the first sub-district of the Loess hilly and ravine region in 2025. Observe the secondary precipitation, runoff and sediment amount generated by the runoff field of the original landform of Yulin Gully in 2025, and compare the water and sediment reduction benefits of the original landform. See the description of the original landform runoff field in Yulin Gully for the runoff field conditions. The data includes a table of successive runoff and sediment test results in the Yulin Gully Original Landform Runoff Field. For the basic information of the runoff field, see the \"Description of the Yulin Gully Original Landform Runoff Field in 2025\". Observation indicators bao include total amount of muddy water, total amount of clear water, average sediment concentration, muddy water depth (mm), clear water depth (mm), muddy water runoff coefficient, clear water runoff coefficient, etc.
", "ds_time_res": "minutes, days, times", "ds_acq_place": "Xindiangou watershed, Suide County, Yulin City, Shaanxi Province", "ds_space_res": "", "ds_projection": "", "ds_process_way": "1. Rainfall observation: The precipitation of the original runoff community in Yulin Gully is based on the data from the rainfall station on the experimental site. 2. Sediment sampling and treatment: Different observation facilities are used for runoff and sediment, including water distribution tanks and runoff tanks. The water level of the water distribution tanks and runoff tanks is immediately read after precipitation and runoff termination, and the runoff is calculated based on the area and water level of the water distribution tanks and runoff tanks; Mix the mud and water in the water distribution tank and runoff tank evenly to take sediment samples, and dispose of the samples using the displacement method.", "ds_ref_instruction": "" } }, "submit_center_id": "ncdc", "data_level": 0, "recommendation_value": 0, "license_type": "https://creativecommons.org/licenses/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, "belong_to_nieer": false, "allow_update_data": false, "created_from": "fair", "ds_topic_tags": [ "次降水强度", "含沙量", "冲刷量", "径流深", "径流系数", "径流", "次降水量" ], "ds_subject_tags": [], "ds_class_tags": [], "ds_locus_tags": [ "辛店沟", "绥德", "榆林" ], "ds_time_tags": [ 2025 ], "ds_contributors": [ { "true_name": "黄河水土保持绥德治理监督局（绥德水土保持科学试验站）", "email": "hhstbcsdzljdj@163.com", "work_for": "黄河水土保持绥德治理监督局（绥德水土保持科学试验站）", "country": "中国" } ], "ds_meta_authors": [ { "true_name": "麦旭东", "email": "hhstbcsdzljdj@163.com", "work_for": "黄河水土保持绥德治理监督局（绥德水土保持科学试验站）", "country": "中国" } ], "ds_managers": [ { "true_name": "黄河水土保持绥德治理监督局（绥德水土保持科学试验站）", "email": "hhstbcsdzljdj@163.com", "work_for": "黄河水土保持绥德治理监督局（绥德水土保持科学试验站）", "country": "中国" } ], "category": "水土保持" }