{ "created": "2020-01-14 03:52:04", "updated": "2026-04-11 04:32:16", "id": "b0a44f21-0034-4c06-ae29-6a7f9e6e50c7", "version": 3, "ds_topic": null, "title_cn": "黑河生态水文遥感试验：黑河流域中游叶绿素观测数据集（2012年5月-7月）", "title_en": "Heihe River eco hydrological remote sensing experiment: chlorophyll observation data set in the middle reaches of Heihe River Basin (may July 2012)", "ds_abstract": "

本数据集为采用叶绿素仪（SPAD）在张掖市大满水分控制实验场、EC站点、超级站和石桥样地测量的玉米叶片叶绿素数据。

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1）测量目的

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叶绿素数据测量的目的在于：获取黑河流域下垫面上作物叶片的叶绿素含量，作为参数应用于植被辐射传输模型，以及其他生物物理参数的反演。

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2）测量仪器与原理

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测量仪器：叶绿素仪(SPAD)。

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3）测量地点与内容

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a.大满小麦水分控制实验场

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分别在2012-5-17、2012-5-23、2012-5-29、2012-6-3、2012-6-9、2012-6-14、2012-6-24、2012-7-5、20127-12测量12个水分处理的小麦叶片叶绿素含量。

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b.EC站点

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分别在2012-5-14、2012-5-21、2012-5-25、2012-5-31、2012-6-7、2012-6-13、2012-6-23、2012-6-28、2012-7-3、2012-7-13、2012-7-18、2012-7-23、2012-8-3、2012-8-12、2012-8-28测量EC-2、EC-3、EC-5、EC-6、EC-7、EC-8、EC-9、EC-10、EC-11、EC-12、EC-13、EC-14、EC-15、EC-16共14个EC站点，制种玉米叶片叶绿素含量。

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c.超级站样地

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分别在2012-5-22、2012-5-28、2012-6-5、2012-6-11、2012-6-18、2012-6-25、2012-7-1、2012-7-8、2012-7-15、2012-7-22、2012-7-31、2012-8-9、2012-8-15、2012-8-22、2012-9-3、2012-9-11测量超级站样地，制种玉米叶片叶绿素含量。

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d.石桥样地

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分别在2012-5-17、2012-5-22、2012-5-28、2012-6-4、2012-6-11、2012-6-17、2012-6-25、2012-7-1、2012-7-8、2012-7-15、2012-7-22、2012-7-30、2012-8-8、2012-8-16、2012-8-27、2012-9-9测量石桥样地，制种玉米叶片叶绿素含量。

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4）数据处理

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在实验现场用观测手簿记录观测数据，然后整理成excel表。

", "ds_source": "

获取黑河流域下垫面上作物叶片的叶绿素含量，作为参数应用于植被辐射传输模型，以及其他生物物理参数的反演。

", "ds_process_way": "

测量仪器与原理：测量仪器：叶绿素仪(SPAD)。\n

\n

测量地点与内容：\n

\n

a.大满小麦水分控制实验场：\n

\n

分别在2012-5-17、2012-5-23、2012-5-29、2012-6-3、2012-6-9、2012-6-14、2012-6-24、2012-7-5、20127-12测量12个水分处理的小麦叶片叶绿素含量。\n

\n

b.EC站点：\n

\n

分别在2012-5-14、2012-5-21、2012-5-25、2012-5-31、2012-6-7、2012-6-13、2012-6-23、2012-6-28、2012-7-3、2012-7-13、2012-7-18、2012-7-23、2012-8-3、2012-8-12、2012-8-28测量EC-2、EC-3、EC-5、EC-6、EC-7、EC-8、EC-9、EC-10、EC-11、EC-12、EC-13、EC-14、EC-15、EC-16共14个EC站点，制种玉米叶片叶绿素含量。\n

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c.超级站样地：\n

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分别在2012-5-22、2012-5-28、2012-6-5、2012-6-11、2012-6-18、2012-6-25、2012-7-1、2012-7-8、2012-7-15、2012-7-22、2012-7-31、2012-8-9、2012-8-15、2012-8-22、2012-9-3、2012-9-11测量超级站样地，制种玉米叶片叶绿素含量。\n

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d.石桥样地：\n

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分别在2012-5-17、2012-5-22、2012-5-28、2012-6-4、2012-6-11、2012-6-17、2012-6-25、2012-7-1、2012-7-8、2012-7-15、2012-7-22、2012-7-30、2012-8-8、2012-8-16、2012-8-27、2012-9-9测量石桥样地，制种玉米叶片叶绿素含量。\n

\n

4）数据处理：在实验现场用观测手簿记录观测数据，然后整理成excel表。

", "ds_quality": "

数据质量良好

", "ds_acq_start_time": "2012-05-17 00:00:00", "ds_acq_end_time": "2012-09-17 00:00:00", "ds_acq_place": "大满水分控制实验场,黑河流域,中游人工绿洲试验区,大满超级站", "ds_acq_lon_east": 100.7, "ds_acq_lat_south": 38.769999999999996, "ds_acq_lon_west": 100.3, "ds_acq_lat_north": 38.95, "ds_acq_alt_low": null, "ds_acq_alt_high": null, "ds_share_type": "login-access", "ds_total_size": 68114, "ds_files_count": 2, "ds_format": "excel", "ds_space_res": "/", "ds_time_res": "日", "ds_coordinate": "WGS84", "ds_projection": "/", "ds_thumbnail": "b0a44f21-0034-4c06-ae29-6a7f9e6e50c7.png", "ds_thumb_from": 0, "ds_ref_way": "", "paper_ref_way": "", "ds_ref_instruction": "本数据由“黑河生态水文遥感试验（HiWATER）”产生，用户在使用数据时请在正文中明确声明数据的来源，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": "c94b3578-20da-4346-9de9-c702b6ca8983", "ds_serv_man": "敏玉芳", "ds_serv_phone": "0931-4967596", "ds_serv_mail": "ncdc@lzb.ac.cn", "doi_value": "", "subject_codes": [ "170.4510" ], "quality_level": 3, "publish_time": "2021-08-31 17:56:04", "last_updated": "2025-06-30 16:34:44", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.ncdc.NIEER.2021.1915", "i18n": { "en": { "title": "Heihe River eco hydrological remote sensing experiment: chlorophyll observation data set in the middle reaches of Heihe River Basin (may July 2012)", "ds_format": "Excel", "ds_source": "

The chlorophyll content of crop leaves on the underlying surface in Heihe River Basin is obtained and applied as a parameter to the inversion of vegetation radiative transfer model and other biophysical parameters

", "ds_quality": "

Good data quality

", "ds_ref_way": "", "ds_abstract": "

This dataset contains chlorophyll data of maize leaves measured using a Chlorophyll Analyzer (SPAD) at the Daman Water Control Experimental Field, EC Station, Super Station, and Shiqiao Site in Zhangye City.

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1) Measurement purpose

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The purpose of measuring chlorophyll data is to obtain the chlorophyll content of crop leaves on the underlying surface of the Heihe River Basin, which can be used as parameters for vegetation radiative transfer models and inversion of other biophysical parameters.

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2) Measuring instruments and principles

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Measuring instrument: Chlorophyll analyzer (SPAD).

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3) Measurement location and content

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a. Daman Wheat Moisture Control Experimental Field

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Measure the chlorophyll content of wheat leaves under 12 different water treatments on May 17, May 23, May 29, June 3, June 9, June 14, June 24, July 5, and July 12, 2012.

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b. EC site

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Measurements were taken on May 14, May 21, May 25, May 31, June 7, June 13, June 23, June 28, July 3, July 13, July 18, July 23, August 3, August 12, and August 28, 2012, respectively EC-2、EC-3、EC-5、EC-6、EC-7、EC-8、EC-9、EC-10、EC-11、EC-12、EC-13、EC-14、EC-15、EC-16 There are a total of 14 EC sites for seed production of corn leaf chlorophyll content.

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c. Super Station Sample Site

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Measure the chlorophyll content of maize leaves in super station plots on May 22, May 28, June 5, June 11, June 18, June 25, July 1, July 8, July 15, July 22, July 31, August 9, August 15, August 22, September 3, and September 11, 2012.

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d. Shiqiao plot

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Measure the chlorophyll content of maize leaves in Shiqiao plots on May 17, May 22, May 28, June 4, June 11, June 17, June 25, July 1, July 8, July 15, July 22, July 30, August 8, August 16, August 27, and September 9, 2012.

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4) Data processing

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Record observation data with an observation notebook at the experimental site and organize it into an Excel spreadsheet.

", "ds_time_res": "日", "ds_acq_place": "Daman water control experimental field, Heihe River Basin, artificial oasis experimental area in the middle reaches, Daman super station", "ds_space_res": "/", "ds_projection": "/", "ds_process_way": "

Measuring instrument and principle: measuring instrument: chlorophyll meter (SPAD).\n

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Survey location and content:\n

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a. Daman wheat water control experimental field:\n

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The chlorophyll content of Wheat Leaves under 12 water treatments was measured on May 17, 2012, May 23, 2012, May 29, 2012, June 3, 2012, June 9, 2012, June 14, 2012, June 24, 2012, July 5, 2012 and December 27, 2012, respectively.\n

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b. EC site:\n

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The chlorophyll content of seed maize leaves was measured at 14 EC stations, including EC-2, ec-3, EC-5, ec-6, ec-7, ec-9, EC-10, ec-11, EC-12, ec-13, ec-14, ec-15 and ec-16, on May 14, 2012, 2012, 2012-5-21, 2012-5-25, 2012-5-31, 2012-6-7, 2012-6-13, 2012-6-13, 2012-7-18, 2012-7-23, 2012-8-3, 2012-8-12 and 2012-8-28, respectively.\n

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c. Super station plot:\n

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The chlorophyll content of maize leaves was measured at super stations on May 22, 2012, May 28, 2012, June 5, 2012, June 11, 2012, June 18, 2012, June 25, 2012, July 1, 2012, July 8, 2012, July 15, 2012, July 22, 2012, July 31, 2012, August 9, 2012, August 15, 2012, August 22, 2012, September 3, 2012 and September 11, 2012.\n

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d. Shiqiao sample plot:\n

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The chlorophyll content of leaves of seed maize was measured in Shiqiao sample plots on May 17, 2012, may 22, 2012, May 28, 2012, June 4, 2012, June 11, 2012, June 17, 2012, June 25, 2012, July 1, 2012, July 8, 2012, July 15, 2012, July 22, 2012, July 30, 2012, August 8, 2012, August 16, 2012, August 27, 2012 and September 9, 2012.\n

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4) Data processing: record the observation data in the observation manual at the experimental site, and then sort it into excel

", "ds_ref_instruction": "This data is generated by \"Heihe eco hydrological remote sensing experiment (hiwater)\". When using the data, users should clearly state the source of the data in the text and quote the reference method provided by this metadata in the reference part." } }, "submit_center_id": "ncdc", "data_level": 0, "license_type": "CC BY 4.0", "ds_topic_tags": [ "叶绿素", "植被", "叶绿素仪（SPAD）" ], "ds_subject_tags": [ "自然地理学" ], "ds_class_tags": [], "ds_locus_tags": [ "大满超级站", "中游人工绿洲试验区", "黑河流域", "大满水分控制实验场" ], "ds_time_tags": [ 2012 ], "ds_contributors": [ { "true_name": "王静", "email": "", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" }, { "true_name": "李新", "email": "lixin@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": "马明国", "email": "mmg@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": [ { "true_name": "王静", "email": "", "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": "马明国", "email": "mmg@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": "王静", "email": "", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" } ], "category": "生态" }