{
    "created": "2025-07-04 17:24:27",
    "updated": "2026-10-15 08:20:04",
    "id": "bebb29ba-723d-4c39-8103-997a91458bb9",
    "version": 2,
    "ds_topic": null,
    "title_cn": "2024-2025年三江源国家级重点预防区土壤侵蚀数据集",
    "title_en": "2024-2025 Dataset of Soil Erosion in the Sanjiangyuan National Key Prevention Area",
    "ds_abstract": "<p>2024-2025年三江源国家级重点预防区土壤侵蚀数据集数据集包括甘肃省玛曲县、碌曲县、夏河县，青海省泽库县、河南蒙古族自治县、共和县、同德县、兴海县、贵南县、玛沁县、班玛县、甘德县、达日县、久治县、玛多县、玉树市、杂多县、称多县、治多县、囊谦县、曲麻莱县、格尔木市（唐古拉山镇部分）的2024-2025年年度土壤侵蚀数据集统计表和土壤侵蚀图。</p>",
    "ds_source": "<ol>\n<li><p>基于资源系列、高分系列等分辨率为2m的卫星遥感影像，从水利部信息中心获取。</p></li>\n</ol>",
    "ds_process_way": "<p>水土流失动态监测融合遥感监测、野外调查、模型计算和统计分析等多种技术手段开展水土流失的因子提取、模数计算和动态分析评价。\n在水力侵蚀地区，采用中国土壤流失方程CSLE计算土壤侵蚀模数。获取 10 m 空间分辨率的土壤侵蚀模数计算值栅格图层。在风力侵蚀地区，根据土地利用类型，可分别选用与之对应的耕地、草（灌）地、沙地（漠）风力侵蚀模型，计算土壤侵蚀模数。</p>",
    "ds_quality": "<p>严格遵循国家技术标准、规程和规范，保证数据采集、信息提取和数据整(汇)编的质量。水利部水土保持监测中心针对影像处理、信息提取、数据分析、成果验收、成果整( 汇) 编、数据库管理等环节，组织开展数据的抽查检验、分析评估和审核等。</p>",
    "ds_acq_start_time": "2024-01-01 00:00:00",
    "ds_acq_end_time": "2025-12-31 00:00:00",
    "ds_acq_place": "三江源国家级重点预防区",
    "ds_acq_lon_east": null,
    "ds_acq_lat_south": null,
    "ds_acq_lon_west": null,
    "ds_acq_lat_north": null,
    "ds_acq_alt_low": null,
    "ds_acq_alt_high": null,
    "ds_share_type": "apply-access",
    "ds_total_size": 1527115,
    "ds_files_count": 2,
    "ds_format": "xlsx",
    "ds_space_res": "",
    "ds_time_res": "",
    "ds_coordinate": "无",
    "ds_projection": "",
    "ds_thumbnail": "bebb29ba-723d-4c39-8103-997a91458bb9.png",
    "ds_thumb_from": 0,
    "ds_ref_way": "",
    "paper_ref_way": "",
    "ds_ref_instruction": "",
    "ds_from_station": null,
    "organization_id": "18fc6591-ef53-4202-bc01-c3961ad212d2",
    "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": "2025-08-28 16:12:12",
    "last_updated": "2026-10-12 10:36:11",
    "protected": false,
    "protected_to": "2027-04-10 00:00:00",
    "lang": "zh",
    "cstr": "11738.11.NCDC.HHSTBC.DB6909.2025",
    "i18n": {
        "en": {
            "title": "2024-2025 Dataset of Soil Erosion in the Sanjiangyuan National Key Prevention Area",
            "ds_format": "",
            "ds_source": "<ol>\r\n<li><p>Based on satellite remote sensing images with a resolution of 2m, such as resource series and high-score series, they were obtained from the Information Center of the Ministry of Water Resources. </p></li>\r\n</ol>",
            "ds_quality": "Strictly abide by national technical standards, procedures and specifications to ensure the quality of data collection, information extraction and data compilation (compilation). The Soil and Water Conservation Monitoring Center of the Ministry of Water Resources organizes and carries out random inspections, analysis, evaluation and review of data for image processing, information extraction, data analysis, result acceptance, result compilation, database management and other aspects.",
            "ds_ref_way": "",
            "ds_abstract": "<p>The 2024-2025 Sanjiangyuan National Key Prevention Area Soil Erosion Data Set includes Maqu County, Luqu County, and Xiahe County of Gansu Province, Zeku County, Qinghai Province, Henan Mongolian Autonomous County, Gonghe County, Tongde County, Xinghai County, Guinan County, Maqin County, Banma County, Gande County, Dari County, Jiuzhi County, Maduo County, Yushu City, Zaduo County, Chengduo County, Zhiduo County, Nangqian County, Qumalai County, Statistical table and soil erosion map of the annual soil erosion dataset from 2024 to 2025 in Golmud City (part of Tanggula Mountain Town). </p>",
            "ds_time_res": "",
            "ds_acq_place": "Sanjiangyuan National Key Prevention Zone",
            "ds_space_res": "",
            "ds_projection": "",
            "ds_process_way": "Dynamic monitoring of soil and water loss integrates multiple technical means such as remote sensing monitoring, field surveys, model calculations and statistical analysis to carry out factor extraction, modulus calculation and dynamic analysis and evaluation of soil and water loss.\r\nIn water erosion areas, the soil erosion modulus is calculated using the China soil loss equation CSLE. Obtain a grid layer of calculated soil erosion modulus values with a spatial resolution of 10 m. In wind erosion areas, according to the land use type, the corresponding wind erosion models of cultivated land, grass (irrigation) land, and sand (desert) can be selected to calculate the soil erosion modulus.",
            "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": [
        "水力侵蚀，冻融侵蚀，风力侵蚀，土地总面积(km²)，各级土壤侵蚀强度面积及比例"
    ],
    "ds_subject_tags": [],
    "ds_class_tags": [],
    "ds_locus_tags": [
        "三江源国家重点预防区，甘肃省，青海省 项目支持信息"
    ],
    "ds_time_tags": [
        2024,
        2025
    ],
    "ds_contributors": [
        {
            "true_name": "黄河流域水土保持生态环境监测中心",
            "email": "szyjdata@163.com",
            "work_for": "黄河流域水土保持生态环境监测中心",
            "country": "中国"
        }
    ],
    "ds_meta_authors": [
        {
            "true_name": "黄河流域水土保持生态环境监测中心",
            "email": "szyjdata@163.com",
            "work_for": "黄河流域水土保持生态环境监测中心",
            "country": "中国"
        }
    ],
    "ds_managers": [
        {
            "true_name": "黄河流域水土保持生态环境监测中心",
            "email": "szyjdata@163.com",
            "work_for": "黄河流域水土保持生态环境监测中心",
            "country": "中国"
        }
    ],
    "category": "水土保持"
}