本数据为2013年阿拉善荒漠生态－水文试验研究站黑河上游土壤分析调查表，数据包含不同样方里，不同土壤深度的土壤物理性质和土壤化学性质，物理性质包括土壤容重，田间持水量，毛管持水量，毛管孔隙度，化学性质pH值和主要离子浓度，各字段定义见表头。采样时间为：2013年7月18日-8月12日。
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", "ds_ref_way": "", "ds_abstract": "This data is the soil analysis questionnaire of the upper reaches of Heihe River of Alxa Desert Ecological hydrological experimental research station in 2013. The data includes the physical and chemical properties of soil in different directions and depths. The physical properties include soil bulk density, field capacity, capillary capacity, capillary porosity, chemical property pH value and main ion concentration. See the header for the definitions of each field 。 The sampling time is from July 18 to August 12, 2013.
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", "ds_ref_instruction": " \nIn 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indicate the data source and data authors in the research results (including published papers, works, data products and unpublished research reports, data products, etc.)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": "CC 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": [ "土壤物理性质", "生物量", "土壤化学性质" ], "ds_subject_tags": [ "自然地理学" ], "ds_class_tags": [], "ds_locus_tags": [ "黑河上游", "祁连县", "青海省" ], "ds_time_tags": [ 2013 ], "ds_contributors": [ { "true_name": "鱼腾飞", "email": "yutf@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "" } ], "ds_meta_authors": [ { "true_name": "鱼腾飞", "email": "yutf@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "" } ], "ds_managers": [ { "true_name": "鱼腾飞", "email": "yutf@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "" } ], "category": "生态" }