{
    "created": "2019-04-16 08:01:01",
    "updated": "2026-04-10 16:10:27",
    "id": "4aac34e7-181c-41ab-b64d-b958668e486f",
    "version": 2,
    "ds_topic": "a9243521-7a33-4a8a-a235-288c1f4bc8b8",
    "title_cn": "2014-2020年黄土丘陵沟壑区第一副区韭园沟流域下垫面观测数据集",
    "title_en": "Survey data set of underlying surface of Jiuyuangou watershed in the first sub region of Loess Hilly and gully region in 2014-2020",
    "ds_abstract": "<p>本数据集为2014-2020年黄土丘陵沟壑区第一副区韭园沟流域下垫面调查数据集。本数据集基于2014、2020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。本数据集共包括韭园沟流域土地利用现状表、韭园沟流域土地利用专题图、下垫面调查报告。</p>",
    "ds_source": "<p>实地调查，影像解译。</p>",
    "ds_process_way": "<p>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。</p>",
    "ds_quality": "<p>良好</p>",
    "ds_acq_start_time": "2014-01-01 00:00:00",
    "ds_acq_end_time": "2020-12-31 00:00:00",
    "ds_acq_place": "陕西省榆林市绥德县韭园沟流域",
    "ds_acq_lon_east": 110.39472222222223,
    "ds_acq_lat_south": 37.53805555555555,
    "ds_acq_lon_west": 110.25611111111111,
    "ds_acq_lat_north": 37.61666666666667,
    "ds_acq_alt_low": null,
    "ds_acq_alt_high": null,
    "ds_share_type": "apply-access",
    "ds_total_size": 136869815,
    "ds_files_count": 5,
    "ds_format": "xls，pdf",
    "ds_space_res": null,
    "ds_time_res": "次",
    "ds_coordinate": "WGS84",
    "ds_projection": "",
    "ds_thumbnail": "4aac34e7-181c-41ab-b64d-b958668e486f.jpg",
    "ds_thumb_from": 2,
    "ds_ref_way": "黄河水土保持绥德治理监督局（绥德水土保持科学试验站），2014-2018年黄土丘陵沟壑区第一副区韭园沟流域下垫面观测数据集，国家冰川冻土沙漠科学数据中心(www.ncdc.ac.cn)，2019，doi：10.12072/ncdc.HWSDZhan.db0030.2020",
    "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": "2022-02-21 21:50:23",
    "last_updated": "2023-05-16 17:34:47",
    "protected": false,
    "protected_to": null,
    "lang": "zh",
    "cstr": "11738.11.ncdc.HWSDZhan.2020.75",
    "i18n": {
        "en": {
            "title": "Survey data set of underlying surface of Jiuyuangou watershed in the first sub region of Loess Hilly and gully region in 2014-2020",
            "ds_format": "",
            "ds_source": "<pre><code>                     &lt;p&gt;Field investigation, image interpretation&lt;/p&gt;\n</code></pre>",
            "ds_quality": "<pre><code>                         &lt;p&gt;Good&lt;/p&gt;\n</code></pre>",
            "ds_ref_way": "                        ",
            "ds_abstract": "<p>This data set is the survey data set of underlying surface of Jiuyuangou watershed in the first sub area of Loess Hilly and gully region from 2014 to 2020. Based on the remote sensing images of \"gaogao-1\" satellite in 2014 and 2020, this data set uses ArcGIS software to interpret the remote sensing images, supplemented by field investigation to verify and correct the attributes and boundaries of the interpreted spots one by one. This data set includes land use status table of Jiuyuangou watershed, thematic map of land use of Jiuyuangou watershed and underlying surface investigation report</p>",
            "ds_time_res": "次",
            "ds_acq_place": "Jiuyuangou watershed, Suide County, Yulin City, Shaanxi Province",
            "ds_space_res": "",
            "ds_projection": "",
            "ds_process_way": "<pre><code>                     &lt;p&gt;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. &lt;/p&gt;\n</code></pre>",
            "ds_ref_instruction": "                                                                                                                                            \r\n"
        }
    },
    "submit_center_id": "ncdc",
    "data_level": 0,
    "license_type": "CC BY 4.0",
    "ds_topic_tags": [
        "下垫面",
        "土地利用",
        "水土保持"
    ],
    "ds_subject_tags": [],
    "ds_class_tags": [],
    "ds_locus_tags": [
        "绥德省",
        "榆林",
        "韭园沟",
        "陕西省"
    ],
    "ds_time_tags": [
        2014,
        2015,
        2016,
        2017,
        2018,
        2020
    ],
    "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": "雷欣",
            "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": "郭玉梅",
            "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"
        },
        {
            "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"
}