该数据包括了SWAT模型运行所需要的基础地形数据、土壤数据、气象数据、土地利用/地面覆盖数据等。所有的图件和相关的点位坐标（气象站，水文站）都采用了和我国基础地形图相一致的高斯－克吕格投影的坐标体系。数据内容包括：
\n\nb) 土壤数据：包括土壤物理、土壤化学和土壤类型空间分布资料。数字土壤图比例尺为1:100万，将其转为ESRI 的grid格式，格网大小为50*50m。每个土壤剖面可以最多分到10层。模型要求的土壤质地采样指标采用了美制标准。参数来自全国第二次土壤普查数据以及来自相关文献。
\n\nc) 气象数据：
\n\n(1) 气温：日最高气温，日最低气温，风速，相对湿度的数据来源于流域内部和周边地区祁连、山丹、托勒、野牛沟、张掖五个气象站的逐日观测资料，时段为1999～2001年。
\n\n(2) 降水：雨量数据来源于流域内部和周边地区俄博（1990~1996）、肃南（1990~2000）、祁连（1990~2000）、莺落峡（1990~2000）、札马什克（1990~2000）5个水文站以及山丹（1999~2001）、托勒（1999~2001）、野牛沟（1999~2001）、张掖（1999~2001）、祁连县（1999~2001）4个气象站的逐日观测资料。
\n\n(3) 风速、相对湿度：风速、相对湿度来源于山丹、托勒、野牛沟、张掖、祁连县5个气象站的逐日观测资料。时段为1999~2001。
\n\n(4) 太阳辐射：太阳辐射没有相应的观测数据，由模型模拟产生。
\n\nd) 土地利用/地面覆盖：1995年土地利用数据，比例尺为1:10万。将其转为ESRI的grid格式，格网大小为50*50m。
", "ds_source": "基础地形数据包括流域数字高程模型（DEM）和流域河网。DEM格网的大小为50*50m，流域河网是从1:10万地形图上将水系手工数字化得到。
", "ds_process_way": "气象数据模拟工具（weather generator）数据库：SWAT模型的气象数据模拟工具可以在没有实际日观测数据的情况下，根据多年逐月统计资料模拟计算出模型运行所需要的逐日气象输入数据，也可进行观测资料不全时的插补。气象数据来自周边气象站。
", "ds_quality": "数据质量优
", "ds_acq_start_time": "1990-01-01 00:00:00", "ds_acq_end_time": "2001-12-31 00:00:00", "ds_acq_place": "黑河流域上游", "ds_acq_lon_east": 104.19972222222222, "ds_acq_lat_south": 37.7, "ds_acq_lon_west": 96.01666666666667, "ds_acq_lat_north": 43.25, "ds_acq_alt_low": null, "ds_acq_alt_high": null, "ds_share_type": "login-access", "ds_total_size": 544939938, "ds_files_count": 2, "ds_format": "", "ds_space_res": null, "ds_time_res": "", "ds_coordinate": "WGS84", "ds_projection": "+proj=longlat +datum=WGS84 +no_defs ", "ds_thumbnail": "7cb2fa28-fcc2-4a04-8daa-6d561bffb993.png", "ds_thumb_from": 0, "ds_ref_way": "", "paper_ref_way": "", "ds_ref_instruction": "None", "ds_from_station": null, "organization_id": "9c4867b1-5cb1-4de0-abeb-df42547bf41e", "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": "2021-01-10 21:31:54", "last_updated": "2023-09-04 10:26:53", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.ncdc.Westdc.2020.383", "i18n": { "en": { "title": "Datasets for the SWAT Model in Heihe river basin", "ds_format": "", "ds_source": "The basic terrain data includes digital elevation model (DEM) and river network. The size of DEM grid is 50 * 50m, and the drainage network is obtained from 1:100000 topographic map.
", "ds_quality": "Excellent data quality
", "ds_ref_way": "", "ds_abstract": "The data includes the basic terrain data, soil data, meteorological data, land use / land cover data and so on. All maps and related point coordinates (weather station, hydrological station) adopt Gauss Kruger projection coordinate system which is consistent with the basic topographic map of our country. The data content includes:
\nb) Soil data: including soil physics, soil chemistry and spatial distribution of soil types. The scale of digital soil map is 1:1 million, which is converted to ESRI grid format, and the grid size is 50 * 50m. Each soil profile can be divided into up to 10 layers. The sampling indexes of soil texture required by the model adopted American Standard. The parameters are from the second national soil survey data and related literature.
\nc) Meteorological data:
\n(1) Temperature: the data of daily maximum temperature, daily minimum temperature, wind speed and relative humidity are from the daily observation data of Qilian, Shandan, Tuole, yeniugou and Zhangye meteorological stations in and around the basin, covering the period from 1999 to 2001.
\n(2) Precipitation: the precipitation data come from the daily precipitation data of five hydrological stations in the basin and its surrounding areas, including OBO (1990-1996), Sunan (1990-2000), Qilian (1990-2000), Yingluoxia (1990-2000), zamashke (1990-2000), and four meteorological stations in Shandan (1999-2001), tole (1999-2001), yeniugou (1999-2001), Zhangye (1999-2001), Qilian county (1999-2001) Observation data.
\n(3) Wind speed and relative humidity: the wind speed and relative humidity come from the daily observation data of 5 meteorological stations in Shandan, Tuole, yeniugou, Zhangye and Qilian counties. The period is from 1999 to 2001.
\n(4) Solar radiation: there is no corresponding observation data of solar radiation, which is generated by model simulation.
\nd) Land use / land cover: 1995 land use data, scale 1:100000. It is converted to ESRI grid format, and the grid size is 50 * 50m.
", "ds_time_res": "", "ds_acq_place": "Upper reaches of Heihe River Basin", "ds_space_res": "", "ds_projection": "+proj=longlat +datum=WGS84 +no_defs ", "ds_process_way": "Weather generator database: the weather data simulation tool of SWAT model can simulate and calculate the daily meteorological input data required by the model operation according to the monthly statistical data for many years without the actual daily observation data, and can also interpolate the incomplete observation data. The meteorological data comes from the surrounding meteorological stations.
", "ds_ref_instruction": "In order to respect intellectual property rights, protect the rights and interests of data authors, expand the services of data centers, and evaluate the application potential of data, data users are requested to clearly indicate the data source and data authors in the research results (including published papers, works, data products and unpublished research reports, data products, etc.) produced by using data. For data reprinted (secondary or multiple releases), the author must also indicate the source of the original data." } }, "submit_center_id": "ncdc", "data_level": 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, "ds_topic_tags": [ "SWAT", "模型数据集", "水文模型" ], "ds_subject_tags": [ "自然地理学" ], "ds_class_tags": [], "ds_locus_tags": [ "黑河上游", "黑河流域" ], "ds_time_tags": [ 1990, 2000, 2001 ], "ds_contributors": [ { "true_name": "南卓铜 ", "email": "nztong@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" }, { "true_name": "李硕", "email": "lishuo@njnu.edu.cn", "work_for": "南京师范大学", "country": "中国" } ], "ds_meta_authors": [ { "true_name": "南卓铜 ", "email": "nztong@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" } ], "ds_managers": [ { "true_name": "南卓铜 ", "email": "nztong@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" } ], "category": "生态" }