2008年6月16日在盈科绿洲与花寨子荒漠加密观测区进行了成像光谱仪OMIS-II飞行同步观测。地面数据包括ASD光谱数据、LAI、光合速率、FPAR、反照率、辐射温度、比辐射率、覆盖度和CE318太阳分光光度计大气参数数据。\n
\n测量内容：\n
\n（1）手持式红外温度计测量的辐射温度数据。测量对象为盈科绿洲玉米地、盈科绿洲小麦地、花寨子荒漠玉米地以及花寨子荒漠样地2的温度数据。玉米地的测量仪器为北师大的手持式红外温度计，采样方式为冠层垂直观测、条带观测、对角线观测。小麦地使用寒旱所的一台手持式红外温度计测量小麦冠层及垄间裸土的条带温度。花寨子荒漠样地2采样方式为冠层东北-西南对角线观测。数据包括原始数据与记录数据、经过黑体定标后的温度数据。 本数据的原始数据为Word的doc格式。处理后数据以Excel格式保存。\n
\n（2） CE318太阳分光光度计大气参数数据。为利用法国CIMEL公司生产的太阳分光光度计测量得到的大气参数。测量地点为花寨子荒漠样地2。 CE318太阳分光光度计通过直接太阳辐射测量数据，可以反演出非水汽通道的光学厚度、瑞利散射、气溶胶光学厚度，水汽通道936nm测量数据可以获得大气气柱的水汽含量，水平能见度也可从CE318数据导出。本次测量采用了北京师范大学的CE318，其可提供1020nm、936nm、870nm、670nm和440nm共5个波段的光学厚度，可以利用936nm测量数据反演大气柱水汽含量。\n
\n本数据包括原始数据和处理后的大气数据。原始数据以CE318特有文件格式*.k7存储，可用ASTPWin软件打开，并附带说明文件ReadMe.txt ；处理后文件包括利用原始数据反演获得光学厚度、瑞利散射、气溶胶光学厚度、水平能见度和近地表大气温度，以及参与计算的太阳方位角、天顶角、日地距离修正因子和大气柱质量数。 数据结果以Excel格式保存。\n
\n（3）热像仪ThermaCAM SC2000测量得到的辐射温度。测量对象为盈科绿洲玉米地和花寨子荒漠玉米地内的玉米、小麦和裸土的辐射温度。盈科绿洲玉米地测量仪器为中科院遥感所提供，花寨子荒漠玉米地测量仪器为北京师范大学提供。仪器获取视场角为24°×18°组分辐射温度数据，并同时拍摄同视场的光学照片。热像仪拍摄高度约为1.2m。本数据包括原始数据与记录、仪器黑体定标数据。原始数据可利用配套处理软件ThermaCAM Researcher 2001，也可将数据在该软件中转换为其他格式，自行编程读取。仪器黑体定标数据以Excel格式存储。\n
\n （4）ASD光谱仪数据。利用ASD（Analytical Sepctral Devices）光谱仪测量盈科绿洲玉米地、花寨子荒漠玉米地、花寨子荒漠样地2的光谱数据。其中，盈科绿洲玉米地测量仪器为北京大学的光谱仪（350-2500nm），采样方式为冠层垂直观测和条带观测； 花寨子荒漠玉米地与花寨子荒漠样地2测量仪器为中科院遥感所提供的光谱仪（350-2500nm），采样方式为冠层垂直观测和条带观测，导出定标后原始数据，反射率需进一步计算。数据包括原始数据与记录数据、处理后的反射率数据。本数据的原始数据为ASD标准格式，可利用其自带软件ViewSpec打开。处理后的反射率数据以Excel格式保存。
\n
（5）固定自记点温计测量的辐射温度。测量对象为盈科绿洲玉米样地、花寨子荒漠玉米地、花寨子荒漠样地2。盈科绿洲玉米地有北师大和遥感所仪器各一台，花寨子荒漠玉米地样地有一台北师大仪器，连续测量了玉米冠层的辐射温度。花寨子荒漠样地2有2台仪器，测量对象为植被（红砂）冠层和荒漠裸土。仪器的视场角约为10°，垂直向下观测，采样间隔高于1s。架设高度见数据文档。仪器设定比辐射率为1.0。本数据包括原始数据与经过黑体定标、比辐射率纠正后的处理数据。均以Excel格式保存。\n
\n（6）LI-6400光合仪数据，测量对象为盈科绿洲玉米地玉米和小麦的光合作用等。操作过程请参考联合试验操作规范。其数据包括原始数据和处理数据。 原始数据以仪器自定义格式保存，可用记事本等常用软件打开。处理数据以Excel保存。测量参数见数据文件。\n
\n（7）土壤水分的数据，测量对象为盈科绿洲玉米地土壤水分数据。土壤水分测量利用土钻取土样，使用遥感所电子天平称重，在105摄氏度温度条件下烘干后，再用电子天平称重，由两次称重重量差得到土壤水分含量。 数据以Excel保存。\n
\n（8）本数据为光合有效辐射比率（FPAR：Fraction of Photosynthetically Active Radiation）数据，测量对象为盈科绿洲玉米地样地内的玉米与小麦。测量仪器为SUNSCAN冠层分析仪、数码相机。分上，下三段测量，并同时测量入射和反射PAR。FPAR=（到达冠层PAR－地表透射PAR－冠层反射PAR+地表反射PAR）/到达冠层PAR APAR=FPAR×到达冠层PAR。本数据以Word格式的表格保存。\n
\n（9）本数据为反照率数据，测量对象为盈科绿洲玉米地内的行播玉米。测量仪器包含短波表的上表电压值，下表电压值，后经过表的敏感系数转换成反照率数据。下表视场半径R与探头高度H的关系为：R =10H。本数据以Excel存储。
", "ds_source": "2008年6月16日在盈科绿洲与花寨子荒漠加密观测区进行了成像光谱仪OMIS-II飞行同步观测。
", "ds_process_way": "（1）手持式红外温度计测量的辐射温度数据。测量对象为盈科绿洲玉米地、盈科绿洲小麦地、花寨子荒漠玉米地以及花寨子荒漠样地2的温度数据。玉米地的测量仪器为北师大的手持式红外温度计，采样方式为冠层垂直观测、条带观测、对角线观测。小麦地使用寒旱所的一台手持式红外温度计测量小麦冠层及垄间裸土的条带温度。花寨子荒漠样地2采样方式为冠层东北-西南对角线观测。数据包括原始数据与记录数据、经过黑体定标后的温度数据。 本数据的原始数据为Word的doc格式。处理后数据以Excel格式保存。
\n（2） CE318太阳分光光度计大气参数数据。为利用法国CIMEL公司生产的太阳分光光度计测量得到的大气参数。测量地点为花寨子荒漠样地2。 CE318太阳分光光度计通过直接太阳辐射测量数据，可以反演出非水汽通道的光学厚度、瑞利散射、气溶胶光学厚度，水汽通道936nm测量数据可以获得大气气柱的水汽含量，水平能见度也可从CE318数据导出。本次测量采用了北京师范大学的CE318，其可提供1020nm、936nm、870nm、670nm和440nm共5个波段的光学厚度，可以利用936nm测量数据反演大气柱水汽含量。
\n本数据包括原始数据和处理后的大气数据。原始数据以CE318特有文件格式*.k7存储，可用ASTPWin软件打开，并附带说明文件ReadMe.txt ；处理后文件包括利用原始数据反演获得光学厚度、瑞利散射、气溶胶光学厚度、水平能见度和近地表大气温度，以及参与计算的太阳方位角、天顶角、日地距离修正因子和大气柱质量数。 数据结果以Excel格式保存。
\n（3）热像仪ThermaCAM SC2000测量得到的辐射温度。测量对象为盈科绿洲玉米地和花寨子荒漠玉米地内的玉米、小麦和裸土的辐射温度。盈科绿洲玉米地测量仪器为中科院遥感所提供，花寨子荒漠玉米地测量仪器为北京师范大学提供。仪器获取视场角为24°×18°组分辐射温度数据，并同时拍摄同视场的光学照片。热像仪拍摄高度约为1.2m。 本数据包括原始数据与记录、仪器黑体定标数据。原始数据可利用配套处理软件ThermaCAM Researcher 2001，也可将数据在该软件中转换为其他格式，自行编程读取。仪器黑体定标数据以Excel格式存储。
\n（4）ASD光谱仪数据。利用ASD（Analytical Sepctral Devices）光谱仪测量盈科绿洲玉米地、花寨子荒漠玉米地、花寨子荒漠样地2的光谱数据。其中，盈科绿洲玉米地测量仪器为北京大学的光谱仪（350-2500nm），采样方式为冠层垂直观测和条带观测； 花寨子荒漠玉米地与花寨子荒漠样地2测量仪器为中科院遥感所提供的光谱仪（350-2500nm），采样方式为冠层垂直观测和条带观测，导出定标后原始数据，反射率需进一步计算。数据包括原始数据与记录数据、处理后的反射率数据。
\n（5）固定自记点温计测量的辐射温度。测量对象为盈科绿洲玉米样地、花寨子荒漠玉米地、花寨子荒漠样地2。盈科绿洲玉米地有北师大和遥感所仪器各一台，花寨子荒漠玉米地样地有一台北师大仪器，连续测量了玉米冠层的辐射温度。花寨子荒漠样地2有2台仪器，测量对象为植被（红砂）冠层和荒漠裸土。仪器的视场角约为10°，垂直向下观测，采样间隔高于1s。架设高度见数据文档。仪器设定比辐射率为1.0。
\n本数据包括原始数据与经过黑体定标、比辐射率纠正后的处理数据。均以Excel格式保存。
\n（6）LI-6400光合仪数据，测量对象为盈科绿洲玉米地玉米和小麦的光合作用等。操作过程请参考联合试验操作规范。其数据包括原始数据和处理数据。 原始数据以仪器自定义格式保存，可用记事本等常用软件打开。处理数据以Excel保存。测量参数见数据文件。
\n（7）土壤水分的数据，测量对象为盈科绿洲玉米地土壤水分数据。土壤水分测量利用土钻取土样，使用遥感所电子天平称重，在105摄氏度温度条件下烘干后，再用电子天平称重，由两次称重重量差得到土壤水分含量。 数据以Excel保存。
\n（8）本数据为光合有效辐射比率（FPAR：Fraction of Photosynthetically Active Radiation）数据，测量对象为盈科绿洲玉米地样地内的玉米与小麦。测量仪器为SUNSCAN冠层分析仪、数码相机。分上，下三段测量，并同时测量入射和反射PAR。 FPAR=（到达冠层PAR－地表透射PAR－冠层反射PAR+地表反射PAR）/到达冠层PAR APAR=FPAR×到达冠层PAR。本数据以Word格式的表格保存。
\n（9）本数据为反照率数据，测量对象为盈科绿洲玉米地内的行播玉米。测量仪器包含短波表的上表电压值，下表电压值，后经过表的敏感系数转换成反照率数据。下表视场半径R与探头高度H的关系为：R =10H。本数据以Excel存储。
", "ds_quality": "数据质量良好
", "ds_acq_start_time": "2008-06-16 00:00:00", "ds_acq_end_time": "2008-06-17 00:00:00", "ds_acq_place": "黑河流域,花寨子荒漠加密观测区,中游干旱区水文试验区,盈科绿洲加密观测区", "ds_acq_lon_east": 100.44305555555556, "ds_acq_lat_south": 38.04333333333333, "ds_acq_lon_west": 100.58972222222222, "ds_acq_lat_north": 38.44944444444444, "ds_acq_alt_low": null, "ds_acq_alt_high": null, "ds_share_type": "login-access", "ds_total_size": 145595183, "ds_files_count": 2, "ds_format": "excel,word", "ds_space_res": null, "ds_time_res": "时", "ds_coordinate": "WGS84", "ds_projection": "", "ds_thumbnail": "3ff37818-336b-49f2-85da-38af868cc2e6.png", "ds_thumb_from": 0, "ds_ref_way": "", "paper_ref_way": "", "ds_ref_instruction": "本数据由“黑河综合遥感联合试验”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": "14df1d8b-6362-4c0f-b88e-b46d4abe5db9", "ds_serv_man": "敏玉芳", "ds_serv_phone": "0931-4967596", "ds_serv_mail": "ncdc@lzb.ac.cn", "doi_value": "10.12072/ncdc.NIEER.db1769.2022", "subject_codes": [ "170.4510" ], "quality_level": 3, "publish_time": "2022-03-14 11:36:04", "last_updated": "2023-08-22 17:10:30", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.ncdc.NIEER.2021.1736", "i18n": { "en": { "title": "Heihe integrated remote sensing joint experiment: omis-ii ground synchronous observation data set of Yingke oasis and huazhaizi desert intensive observation area (June 16, 2008)", "ds_format": "excel,word", "ds_source": "The imaging spectrometer omis-ii flight synchronous observation was carried out in Yingke oasis and huazhaizi desert intensive observation area on June 16, 2008.", "ds_quality": "
Good data quality
", "ds_ref_way": "", "ds_abstract": "On June 16, 2008, the omis-ii flight synchronous observation was carried out in Yingke oasis and huazhaizi desert intensive observation area. The ground data include ASD spectral data, Lai, photosynthetic rate, FPAR, albedo, radiation temperature, specific emissivity, coverage and CE318 solar spectrophotometer atmospheric parameters. The data include: (1) radiation temperature data measured by hand-held infrared thermometer; (2) atmospheric parameters data of CE318 solar spectrophotometer; (3) radiation temperature measured by thermal imager thermacam sc2000; (4) ASD spectrometer data The spectral data of Yingke oasis corn field, huazhaizi desert corn field and huazhaizi desert sample plot 2 were measured by spectrometer; (5) the radiation temperature was measured by fixed self recording point thermometer, and the measurement objects were Yingke oasis corn field, huazhaizi desert corn field and huazhaizi desert sample plot 2; (6) the data of Li-6400 photosynthesis instrument were used to measure the radiation temperature of corn and wheat in Yingke oasis corn field (7) the data of soil moisture, the measured object is the data of soil moisture in Yingke oasis; (8) the data is the fraction of photosynthetically active radiation (FPAR) (9) this data is albedo data, and the measurement object is row sowing corn in Yingke oasis.
", "ds_time_res": "时", "ds_acq_place": "Heihe River Basin, intensive observation area of huazhaizi desert, hydrological test area of arid area in the middle reaches, intensive observation area of Yingke oasis", "ds_space_res": "", "ds_projection": "", "ds_process_way": "(1) Radiant temperature data measured by a handheld infrared thermometer. Measurements were made on temperature data from the corn field in the PCG Oasis, the wheat field in the PCG Oasis, the corn field in the Huazhazi Desert, and the Huazhazi Desert Sample Plot 2. The measuring instrument for the corn field was a hand-held infrared thermometer from NNU, and the sampling methods were canopy vertical observation, strip observation, and diagonal observation. In the wheat plot, a handheld infrared thermometer from the Cold and Drought Research Institute was used to measure the strip temperature of the wheat canopy and the bare soil between the rows. The sampling method in Huazhazi Desert Sample Plot 2 was northeast-southwest diagonal observation of the canopy. The data include raw and recorded data, and temperature data after blackbody calibration. The raw data of this data are in Word's doc format. The processed data are saved in Excel format.
\n(2) CE318 solar spectrophotometer atmospheric parameter data. It is the atmospheric parameters measured by using the solar spectrophotometer produced by CIMEL Company in France. The measurement location is Hua Zhai Zi desert sample site 2. CE318 solar spectrophotometer by direct solar radiation measurement data, can be inverse performance of non-water vapor channel optical thickness, Rayleigh scattering, aerosol optical thickness, water vapor channel 936nm measurement data can be obtained from the atmospheric air column of water vapor content, the horizontal visibility can also be derived from the CE318 data. The CE318 from Beijing Normal University was used in this measurement, which can provide optical thickness in 5 bands, 1020nm, 936nm, 870nm, 670nm and 440nm, and can be used to invert the atmospheric column water vapor content with 936nm measurement data.
\nThis data includes raw data and processed atmospheric data. The raw data are stored in CE318 unique file format *.k7, which can be opened by ASTPWin software and accompanied by a description file ReadMe.txt; the processed file includes the optical thickness, Rayleigh scattering, aerosol optical thickness, horizontal visibility, and near-surface atmospheric temperature obtained by using the inversion of the raw data, as well as the solar azimuth, zenith angle, sun-earth distance correction factor and the mass number of the atmospheric column. atmospheric column mass number. The data results are saved in Excel format.
\n(3) Radiant temperatures obtained from thermal camera ThermaCAM SC2000 measurements. Measurements were made on the radiant temperatures of corn, wheat and bare soil in the Yingke Oasis cornfield and the Huazhazi Desert cornfield. The instrumentation was provided by the Institute of Remote Sensing of the Chinese Academy of Sciences (IRS) for the Yingke Oasis Cornfield, and the instrumentation was provided by Beijing Normal University for the Huazhazi Desert Cornfield. The instruments acquired radiant temperature data with a field of view of 24°×18° components and simultaneously took optical photographs of the same field of view. The height of the thermal camera shot is about 1.2 m. This data includes raw data and records, and instrument blackbody calibration data. The raw data can be read using the accompanying processing software ThermaCAM Researcher 2001, or the data can be converted to other formats in this software and programmed to be read by the user. The instrument blackbody calibration data is stored in Excel format.
\n(4) ASD spectrometer data. ASD (Analytical Sepctral Devices) spectrometer was utilized to measure the spectral data of Yingke Oasis cornfield, Huazhazi Desert cornfield, and Huazhazi Desert sample plot 2. The measuring instrument of Yingke Oasis Cornfield was the spectrometer of Peking University (350-2500 nm), and the sampling method was canopy vertical observation and strip observation; the measuring instrument of Huazhazi Desert Cornfield and Huazhazi Desert Sample Plot 2 was the spectrometer provided by the Institute of Remote Sensing of the Chinese Academy of Sciences (350-2500 nm), and the sampling method was canopy vertical observation and strip observation, and the raw data were exported to the standardized raw data, and the reflectance was calculated. The reflectance needs to be further calculated. The data include raw data, recorded data, and processed reflectance data.
\n\n(5) Radiant temperatures measured by fixed self-recording point thermometers. Measurements were made in the Yingke Oasis corn plot, the Huazhazi Desert corn plot, and the Huazhazi Desert plot 2. The Yingke Oasis corn plot had one instrument each from the North Normal University (NNU) and the Institute of Remote Sensing (IRS), and the Huazhazi Desert corn plot sample had one instrument from NNU, which measured the radiation temperature of the maize canopy in a continuous manner. The Huazhazi Desert Sample Plot 2 has two instruments, and the measurements were made on the vegetation (red sand) canopy and desert bare soil. The instruments had a field of view of about 10°, were observed vertically downward, and the sampling interval was higher than 1 s. See the data file for the height of the setup. The instrument was set to a specific emissivity of 1.0.
\n\nThis data consists of raw data and processed data after blackbody calibration and specific radiance correction. All are saved in Excel format.
\n\n(6) LI-6400 photosynthesizer data, the measurement object is the photosynthesis of corn and wheat in the corn field of Yingke Oasis, etc.. For the operation process, please refer to the operation specification of the joint experiment. Its data include raw data and processed data. The raw data are saved in the customized format of the instrument and can be opened by common software such as Notepad. The processed data are saved in Excel. Measurement parameters are shown in the data file.
\n\n(7) Soil moisture data, the measurement object for the Yingke Oasis corn field soil moisture data. Soil moisture measurement using soil auger to take soil samples, using remote sensing Institute of electronic balance weighing, drying in 105 degrees Celsius temperature conditions, and then weighing with electronic balance, from the two weighing weight difference to get the soil moisture content. The data were saved in Excel.
\n\n(8) This data is the ratio of photosynthetically active radiation (FPAR: Fraction of Photosynthetically Active Radiation), and the object of measurement is the corn and wheat in the Yingke Oasis Cornfield sample plot. Measurements were made with a SUNSCAN canopy analyzer and a digital camera. Measurements were made in three sections, upper and lower, and both incident and reflected PAR were measured. FPAR=(PAR to canopy - PAR transmitted to surface - PAR reflected from canopy + PAR reflected from surface)/PAR to canopy APAR=FPAR×PAR to canopy This data is saved in a table in Word format.
\n\n(9) This data is albedo data, measured for row sown corn within the PCG Oasis corn field. Measuring instrument contains the upper table voltage value of the short-wave table, the lower table voltage value, after the table's sensitivity coefficient is converted into albedo data. The relationship between the radius of the field of view R and the height of the probe H in the table below is: R = 10H. This data is stored in Excel.
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