本数据集为2024年黄土丘陵沟壑区第一副区辛店沟流域下垫面观测数据集。本数据集基于2024年“高分一号”卫星遥感影像，利用ArcGIS软件进行遥感影像解译，辅以实地调查的方法对解译图斑的属性和边界逐一核实修正。本数据集包括辛店沟流域土地利用现状表、辛店沟流域土地利用专题图、下垫面调查报告。
", "ds_source": "实地调查，影像解译
", "ds_process_way": "基于空间分辨率为2m的融合遥感影像，结合野外调查建立的遥感影像解译标志，利用ArcGIS软件平台，采用人工目视判读解译提取流域的坝地、梯田等土地利用类型。
", "ds_quality": "良好
", "ds_acq_start_time": "2024-01-01 00:00:00", "ds_acq_end_time": "2024-12-31 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": null, "ds_acq_alt_high": null, "ds_share_type": "apply-access", "ds_total_size": 820972, "ds_files_count": 3, "ds_format": "xls，pdf", "ds_space_res": null, "ds_time_res": "次", "ds_coordinate": "WGS84", "ds_projection": "", "ds_thumbnail": "5d2c4438-4799-43cb-b036-612161bcb821.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": "敏玉芳", "ds_serv_phone": "0931-4967596", "ds_serv_mail": "ncdc@lzb.ac.cn", "doi_value": "", "subject_codes": [], "quality_level": 3, "publish_time": "2025-10-31 14:38:36", "last_updated": "2025-10-31 14:38:36", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.NCDC.HWSDZHAN.DB6979.2025", "i18n": { "en": { "title": "Observation dataset of underlying surface in Xindiangou watershed, the first sub area of loess hilly and gully region in 2024", "ds_format": "", "ds_source": "Field survey, image interpretation
", "ds_quality": "Good
", "ds_ref_way": "", "ds_abstract": "This dataset is the observation data set of the underlying surface of the Xindian Gou watershed in the first sub area of the loess hilly and gully region in 2024. This dataset is based on the remote sensing images of the \"Gaofen-1\" satellite in 2024. ArcGIS software is used for remote sensing image interpretation, supplemented by field investigations to verify and correct the attributes and boundaries of the interpreted patches one by one. This dataset includes a table of land use status in the Xindian Gou watershed, a thematic map of land use in the Xindian Gou watershed, and a survey report on underlying surfaces
", "ds_time_res": "次", "ds_acq_place": "Xindiangou watershed, Suide County, Yulin City, Shaanxi Province", "ds_space_res": "", "ds_projection": "", "ds_process_way": "Based on the fusion remote sensing image with spatial resolution of 2m, combined with the remote sensing image interpretation marks established by field investigation, the land use types such as dam land and terrace in the basin are extracted by manual visual interpretation using ArcGIS software platform.
", "ds_ref_instruction": "" } }, "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": [ "土地利用", "下垫面", "水土保持" ], "ds_subject_tags": [], "ds_class_tags": [], "ds_locus_tags": [ "辛店沟", "绥德", "榆林", "陕西省" ], "ds_time_tags": [ 2024 ], "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": "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_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" }