本数据集包含祁连山排露沟流域不同海拔梯度青海云杉林、阳坡草地、灌丛土壤质量含水量和土壤容重数据。排露沟流域位于甘肃省张掖市肃南裕固族自治县马蹄乡，海拔范围2700-3800m。数据集包含4个Excel文件，不同植被类型土壤质量含水量和土壤容重单独保存。
", "ds_source": "在试验流域沿海拔梯度分不同立地类型确定的土壤采样点，顺坡向选取土壤剖面，按照0-10cm、10-20cm、20-30cm、30-40cm、40-50cm、50-60cm、60-80cm不同土壤深度，用环刀取样，每个层次取3个重复。土壤样品带回后用精度为0.01g的天平称重，在105℃下烘干8-12小时，取出后在干燥皿恢复到常温恒重后称量干重，获得土壤质量含水量。
", "ds_process_way": "5-9月每个采样点每月每隔10日采样一次，每月三次的土壤质量含水量取平均值后获得该月平均土壤质量含水量。
", "ds_quality": "观测流程规范，数据可靠，数据质量良好。
", "ds_acq_start_time": "2003-05-01 00:00:00", "ds_acq_end_time": "2015-06-30 00:00:00", "ds_acq_place": "祁连山,排露沟流域,青海云杉林,阳坡草地,灌丛.", "ds_acq_lon_east": 100.28888888888889, "ds_acq_lat_south": 38.558055555555555, "ds_acq_lon_west": 100.30805555555555, "ds_acq_lat_north": 38.528888888888886, "ds_acq_alt_low": 2700.0, "ds_acq_alt_high": 3800.0, "ds_share_type": "apply-access", "ds_total_size": 90515, "ds_files_count": 5, "ds_format": ".xlsx", "ds_space_res": null, "ds_time_res": "日", "ds_coordinate": "无", "ds_projection": "", "ds_thumbnail": "69825bc8-9798-42f2-876a-a68b42760939.jpg", "ds_thumb_from": 2, "ds_ref_way": "", "paper_ref_way": "", "ds_ref_instruction": "本数据由“甘肃祁连山森林生态系统定位观测研究站”产生，用户在使用数据时请在正文中明确注明数据的来源，并在参考文献部分引用本元数据提供的引用方式。", "ds_from_station": null, "organization_id": "3df03f73-653d-4713-ab76-b754888c9ffa", "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": "2021-07-15 09:22:38", "last_updated": "2023-08-22 11:23:46", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.NCDC.QILIANWRCF.2021.6", "i18n": { "en": { "title": "Soil mass water content data Sets of Different Vegetation Types in Pailugou Watershed of Qilian Mountains ( 2003 - 2015 )", "ds_format": "", "ds_source": "The soil sampling points were determined by different site types along the elevation gradient in the experimental watershed. The soil profile was selected along the slope direction. According to different soil depths of 0 – 10 cm, 10 – 20 cm, 20 – 30 cm, 30 – 40 cm, 40 – 50 cm, 50 – 60 cm and 60 – 80 cm, the soil profile was sampled with a ring knife, and three replicates were taken for each level. The soil samples were taken back and weighed with a balance of 0.01 g, dried at 105 °C for 8-12 hours, and then the dry weight was weighed after the drying dish was restored to constant weight at room temperature to obtain soil moisture content.
", "ds_quality": "Observation process specification, reliable data, good data quality.
", "ds_ref_way": "", "ds_abstract": "The data set contained the data of soil mass water content and soil bulk density of Picea crassifolia forest, sunny slope grassland,shrubland in different altitude gradients in Pailugou watershed of Qilian Mountains. Pailugou watershed is located in Mazhi Township, Sunan Yugur Autonomous County, Zhangye City, Gansu Province, with an elevation range of2700-3800m. The data set contains four Excel files, and the soil moisture content and soil bulk density of different vegetation types are saved separately.
", "ds_time_res": "日", "ds_acq_place": "Qilian Mountains, Pailugou watershed, Picea crassifolia forests, sunny slope grasslands, shrubs", "ds_space_res": "", "ds_projection": "", "ds_process_way": "From May to September, each sampling point was sampled every 10 days every month, and the average soil mass water content of the month was obtained after the average soil mass water content of the three times per month.
", "ds_ref_instruction": "This data is produced by \"Gansu Qilian Mountain Forest Ecosystem National Positioning Observation and Research Station \". When users use the data, please specify the source of the data in the text and refer to the reference provided by this metadata in the reference section." } }, "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": [ "土壤质量含水量", "含水量", "土壤容重" ], "ds_subject_tags": [ "自然地理学" ], "ds_class_tags": [], "ds_locus_tags": [ "祁连山", "排露沟流域", "青海云杉林", "阳坡草地", "灌丛" ], "ds_time_tags": [ 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015 ], "ds_contributors": [ { "true_name": "王荣新", "email": "zywangrx@163.com", "work_for": "甘肃省祁连山水源涵养林研究院", "country": "中国" }, { "true_name": "敬文茂", "email": "maodanjing@126.com", "work_for": "甘肃省祁连山水源涵养林研究院", "country": "中国" }, { "true_name": "赵维俊", "email": "zhaoweijun1019@126.com", "work_for": "甘肃省祁连山水源涵养林研究院", "country": "中国" }, { "true_name": "王顺利", "email": "61749724@qq.com", "work_for": "甘肃省祁连山水源涵养林研究院", "country": "中国" } ], "ds_meta_authors": [ { "true_name": "王荣新", "email": "zywangrx@163.com", "work_for": "甘肃省祁连山水源涵养林研究院", "country": "中国" } ], "ds_managers": [ { "true_name": "王荣新", "email": "zywangrx@163.com", "work_for": "甘肃省祁连山水源涵养林研究院", "country": "中国" } ], "category": "生态" }