WATER: Dataset of photosynthesis observed by Li-6400 in the Yingke oasis, Huazhaizi desert steppe and Linze grassland foci experimental areas


The dataset of photosynthesis observed by Li-6400 was obtained in the Yingke oasis, Huazhaizi desert steppe and Linze grassland foci experimental areas.

Parameters included:

CO2R_µml: CO2 viscosity inside the reference lab (µmol CO2 mol-1); CO2S_µml: CO2 viscosity inside the sample room (µmol CO2 mol-1); H2OR_mml: H2O viscosity inside the reference lab (mmol H2O mol-1); H2OS_mml: H2O viscosity inside the sample room (mmol H2O mol-1); Flow_CV%: variation coefficient of Flow_µml (%); RH_R_%: relative humidity inside the reference lab (%); RH_S_%: relative humidity inside the sample room (%); Td_R_%: dew-point temperature inside the reference lab (C); Td_S_%: dew-point temperature inside the sample room (C); Prss_kPa: air pressure (kPa); ParIn_µm: active radiation of interior photosynthesis (µmol m-2 s-1); c: active radiation of interior photosynthesis (µmol m-2 s-1); BLC_moll: boundary layer conductance (mol m-2 s-1); Tblock°C: temperature inside the sample room (°C) (mmol H2O mol-1); Tleaf°C: leaf temperature (°C); HH:MM:SS: time; Program: automatic program mode; CHPWMF:Status word (summary of line J); Battery: battery voltage (V); CO2: CO2 IRGAs; H2O: IRGAs; Pump: pump; Flow: air flow controller; Mixr: CO2 mixer; Fan: fan; Program: automatic program mode; ProgPrgs: AutoProgram step counter; FwMxCrLp: Numerical summary of the four stability flags; totalCV% : See totalCV% under E above; CRagc_mv: Reference CO2 AGC (automatic gain control) signal, in mV; CSagc_mv: Sample CO2 AGC signal; HRagc_mv: Reference H2O AGC signal; HSagc_mv: Sample H2O AGC signal.

Observations were carried out as follows:

(1) Photosynthesis synchronizing with TM in Yingke oasis No. 1 maize plot (three maize plants), No. 4 (5 maize plants) and No. 5 (2 wheat plants) on May 20, 2008.

(2) Barley and alfalfa synchronizing with ASAR and MODIS on May 24, 2008.

(3) Photosynthesis synchronizing with ASAR and MODIS in Yingke oasis maize plot on May 28, 2008.

(4) Photosynthesis synchronizing with WiDAS in Yingke oasis maize plot on May 30, 2008.

(5) Photosynthesis synchronizing with OMIS-II in Yingke oasis maize plot on Jun. 4, 2008.

(6) Photosynthesis synchronizing with OMIS-II in Yingke oasis maize plot on Jun. 16, 2008.

(7) Photosynthesis synchronizing with WiDAS in Yingke oasis maize plot on Jun. 29, 2008.

(8) Photosynthesis synchronizing with WiDAS and TM in Yingke oasis maize plot on Jul. 7, 2008.

(9) Photosynthesis synchronizing with WiDAS in Yingke oasis maize plot on Jul. 11, 2008.

Data, including observation time, instrument parameters and those above mentioned, were archived in the original format of LI-6400, and could be read by .exe and Microsoft Excel.


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Cite as:

Wen Jianguang, XIN Xiaozhou, ZHANG Yang. WATER: Dataset of photosynthesis observed by Li-6400 in the Yingke oasis, Huazhaizi desert steppe and Linze grassland foci experimental areas. National Tibetan Plateau Data Center, 2013. doi: 10.3972/water973.0185.db. (Download the reference: RIS | Bibtex )

Using this data, the data citation is required to be referenced and the related literatures are suggested to be cited.


References literature

1.Wu Lizong, Qu Yonghua, Wang Liangxu, Sun Qingsong, Hu Xiaoli, Li Xin, Wang Jindi, Li Hongxing, et al. Data Management and Its Sharing Application of Watershed Allied Telemetry Experimental Research. Remote Sensing Technology and Application, 2010, 25(6): 772-781. (View Details )

2.Li Xin, Li Xiaowen, LiZengyuan.et al.Progresses on the Watershed Allied Telemetry Experimental Research(WATER)[J].Remote Sensing Technology and Application,2012,27(5):637-649. (View Details )

3.Ma Mingguo, Liu Qiang, Pei Guangjian, Chen Erxue, Xiao Qing, Su Peixi, Hu Zeyong, Li Xin, Niu Wei, Wang Weizhen, Qian Jinbo, Song Yi, Ding Songshuang, Xin Xiaozhou, Ren Huazhong, Huang Chunlin, Jin Rui, Che Tao, Chu Rongzhong. Simultaneous Remote Sensing and (Ground-based Experiment in the Heihe River Basin:Experiment of Forest Hydrology and Arid Region Hydrology in the Middle Reaches. Advances in Earth Science, 2009, 24(7): 681-695. (View Details )

4.HUANG Guanghui, MA Mingguo, TAN Junlei, ZHANG Zhihui. Data Quality Control and Products of Automatic Weather Stations for Watershed Allied Telemetry Experimental Research. Remote Sensing Technology and Application, 2010, 25(6): 814-820. (View Details )

5.Li Xin, Wang Jian, Xiao Qing, et al.Simultaneous Remote Sensing and Ground-based Experiment in the Heihe River Basin: Scientific Objectives and Experiment Design[J]. Advances in Earth Science, 2008, 23(9):897-914. (View Details )

6.LiXin,Lin Qiang. Liu Qinhuo,et al. The Progresses on the Watershed Allied Telemetry Experimental Research (WATER):Remote Sensing of Key Hydrological and Ecological Parameters[J].Remote Sensing Technology and Application,2012.27(5)650-662. (View Details )

7.Li X, Li XW, Roth K, Menenti M, Wagner W. Preface 'Observing and modeling the catchment scale water cycle'. Hydrology and Earth System Sciences, 2011, 15(2): 597-601. doi:10.5194/hess-15-597-2011. (View Details )

8.MA Mingguo. Quality Control and Evaluation for the Ground Observation Data of the Watershed Allied Telemetry Experimental Research. Remote Sensing Technology and Application, 2010, 25(6): 766-771. (View Details )

9.Wang Jian, Che Tao,Zhang Lixin,et al. Introduction on the experiment of cold region hydrological remote sensing and gound-based synchronous observation in the upstream of Heihe basin[J]. Journal of Gaciology and Geocryology),2009,31(2):189-197. (View Details )

10.Li Xin, Li Xiaowen, Li Zengyuan. Watershed Allied Telemetry Experimental Research(WATER) Datasets are Available for Open Access. Remote Sensing Technology and Application, 2010, 25(6): 761-765. (View Details )

11.Wang Liangxu, Wang Shuguo, Ran Youhua. Data Sharing and Data Set Application of Watershed Allied Telemetry Experimental Research. IEEE Geoscience and Remote Sensing Letters, 2014, 11(11):2020-2024. doi:10.1109/LGRS.2014.2319301 (View Details )

12.Sun Qingsong, Qu Yonghua, Wang Jindi, Dong Jian. The Implementation of the OPe NDAP based Remote Sensing Data Distribution System. Remote Sensing Technology and Application, 2010, 25(6): 782-787. (View Details )

13.Li X, Li XW, Li ZY, Ma MG, Wang J, Xiao Q, Liu Q, Che T, Chen EX, Yan GJ, Hu ZY, Zhang LX, Chu RZ, Su PX, Liu QH, Liu SM, Wang JD, Niu Z, Chen Y, Jin R, Wang WZ, Ran YH, Xin XZ, Ren HZ. Watershed Allied Telemetry Experimental Research. Journal of Geophysical Research, 2009, 114(D22103), doi:10.1029/2008JD011590. (View Details )


Support Program

The CAS (Chinese Academy of Sciences) Action Plan for West Development Project (No:KZCX2-XB2-09)

National Program on Key Basic Research Project (973 Program (No:2007CB714400)

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Geographic coverage
East: 100.46 West: 100.04
South: 38.73 North: 39.27
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  • Temporal coverage: 2008-05-20 To 2008-07-11
  • Updated time: 2019-08-08
Contact Information
: 李丽   刘思含   苏高利   Wen Jianguang   夏传福   XIN Xiaozhou   ZHANG Yang   周春艳   周梦维  

Distributor: National Tibetan Plateau Data Center

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