土壤含水量是验证荒漠化治理工程有效性的重要指标。然而，当前研究仍缺乏针对典型荒漠化治理工程措施的研究，对其对土壤水分的影响并不明晰。本研究通过野外调查，选定特定荒漠化工程治理措施，通过野外采样与室内分析，获得了尼龙网等沙障影响下的土壤含水量。该数据有助于研究荒漠化治理工程的防护及生态效益。", "ds_source": "
用以测定土壤含水量的样品采样点分别位于工程治理区内的尼龙网格状沙障及石膏板格状沙障与未治理区的流沙地表内。依次在 3 个采样点各挖 1 个剖面，每个剖面各取 18 个样品，采样深度依次为地表、5、10、15、20、25、30、40、50 cm，共获取 54 个土样，分别装入密封袋后送测。", "ds_process_way": "
土壤样品经实验室烘干法测定含水量，所有样品均进行三次平行测定，并取平均值以减小实验误差。数据类型为数值型属性数据，采用Excel 进行数据录入、计算与整理。计算过程依据烘干法标准进行。最终数据经异常值检验与精度校核后存入标准化表格格式，以保证数据的一致性与可追溯性。", "ds_quality": "
本研究数据经严格质量控制与精度检验后获得。采样、处理及测定全过程均遵循《土壤环境监测技术规范》（HJ/T 166-2004）。各采样深度样品均平行测定三次，取平均值作为最终结果，重复测定的相对标准偏差小于3%。称量精度为±0.01 g，温控精度为±0.5 °C。实验过程中对采样工具进行清洗防交叉污染，数据录入采用双人复核，并通过异常值检测与一致性检验以保证数据完整性与可靠性。", "ds_acq_start_time": "2017-06-30 00:00:00", "ds_acq_end_time": "2017-06-30 00:00:00", "ds_acq_place": "甘肃省敦煌市", "ds_acq_lon_east": 94.5911111111111, "ds_acq_lat_south": 40.065, "ds_acq_lon_west": 94.58694444444444, "ds_acq_lat_north": 40.080555555555556, "ds_acq_alt_low": null, "ds_acq_alt_high": null, "ds_share_type": "login-access", "ds_total_size": 51623, "ds_files_count": 2, "ds_format": "Excel", "ds_space_res": "", "ds_time_res": "", "ds_coordinate": "无", "ds_projection": "", "ds_thumbnail": "cfaf2121-89a6-47c6-a6eb-d17b30f91f50.png", "ds_thumb_from": 0, "ds_ref_way": "", "paper_ref_way": "", "ds_ref_instruction": "", "ds_from_station": null, "organization_id": "6d0aa454-9b64-4be5-b0cd-4cc796e6aea0", "ds_serv_man": "李红星", "ds_serv_phone": "0931-4967592", "ds_serv_mail": "ncdc@lzb.ac.cn", "doi_value": "", "subject_codes": [ "170.45" ], "quality_level": 3, "publish_time": "2026-03-13 18:44:01", "last_updated": "2026-03-13 18:44:01", "protected": false, "protected_to": "2028-03-01 00:00:00", "lang": "zh", "cstr": "11738.11.NCDC.DESERTIFICATION.DB7163.2026", "i18n": { "en": { "title": "A dataset of soil moisture content for typical desertification control measures", "ds_format": "Excel", "ds_source": "
The sampling points used to determine soil moisture content are located within the nylon mesh sand barrier and gypsum board mesh sand barrier in the engineering treatment area, as well as within the surface of the flowing sand in the untreated area. Dig one profile at each of the three sampling points in sequence, with 18 samples taken from each profile. The sampling depths are as follows: surface, 5, 10, 15, 20, 25, 30, 40, and 50 cm. A total of 54 soil samples were obtained and placed in sealed bags for testing.", "ds_quality": "
The data of this study was obtained after strict quality control and accuracy testing. The entire process of sampling, processing, and measurement follows the Technical Specifications for Soil Environmental Monitoring (HJ/T 166-2004). Samples at each sampling depth were measured in parallel three times, and the average was taken as the final result. The relative standard deviation of repeated measurements was less than 3%. The weighing accuracy is ± 0.01 g, and the temperature control accuracy is ± 0.5 ° C. During the experiment, the sampling tools were cleaned to prevent cross contamination. Data entry was double checked by two people, and abnormal value detection and consistency testing were conducted to ensure data integrity and reliability.", "ds_ref_way": "", "ds_abstract": "
Soil moisture content is an important indicator for verifying the effectiveness of desertification control projects. However, current research still lacks research on typical desertification control engineering measures, and the impact on soil moisture is not clear. This study selected specific desertification control measures through field investigations, and obtained soil moisture content under the influence of sand barriers such as nylon nets through field sampling and indoor analysis. This data is helpful for studying the protection and ecological benefits of desertification control projects.", "ds_time_res": "", "ds_acq_place": "Dunhuang City, Gansu Province", "ds_space_res": "", "ds_projection": "", "ds_process_way": "
The moisture content of soil samples was determined by laboratory drying method. All samples were tested in parallel three times and the average value was taken to reduce experimental errors. The data type is numerical attribute data, and Excel is used for data entry, calculation, and organization. The calculation process is based on the drying method standard. The final data is stored in a standardized table format after outlier testing and accuracy verification to ensure consistency and traceability of the data.", "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, "ds_topic_tags": [ "土壤含水量", "风沙", "荒漠化", "防护效益", "生态效益" ], "ds_subject_tags": [ "地理学" ], "ds_class_tags": [], "ds_locus_tags": [ "甘肃省敦煌市" ], "ds_time_tags": [ 2017 ], "ds_contributors": [ { "true_name": "张克存", "email": "kecunzh@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_meta_authors": [], "ds_managers": [ { "true_name": "张克存", "email": "kecunzh@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": "基础地理" }