[GCK]
KoFlux Gwangneung Coniferous Site
  • Site Description
  • Observation
  • Researchers
  • Note
  • Eddy Correlation Method

    System Open-path (CO2 flux, latent heat flux)
    Wind speed CSAT3(Campbell Sci., Inc., USA)
    Air temperature CSAT3(Campbell Sci., Inc., USA)
    Water Vapor LI7500(Li-Cor, USA)
    CO2 LI7500(Li-Cor, USA)
    Measurement height 40m
    Sampling frequency 10Hz
    Averaging time 30min
    Data logger CR5000(Campbell Sci., Inc., USA)
    Data storage HD
    Original data (Raw data or statistics) Raw and statistics

    Meteorology

    Observation items Levels / Depth Instrument
    Global solar radiation (incoming) 40m Net radiometer(CNR1, Kipp & Zonen, Netherlands)
    Global solar radiation (outgoing) 40m Net radiometer(CNR1, Kipp & Zonen, Netherlands)
    Long-wave radiation (incoming) 40m Net radiometer(CNR1, Kipp & Zonen, Netherlands)
    Long-wave radiation (outgoing) 40m Net radiometer(CNR1, Kipp & Zonen, Netherlands)
    Net radiation 40m Net radiometer(CNR1, Kipp & Zonen, Netherlands)
    PPFD (incoming) NA NA
    PPFD (outgoing) NA NA
    Direct/diffuse radiation NA NA
    Direct/diffuse PPFD NA NA
    Air temperature 40, 30,18,12,8,4,1,0.1m Thermocouple temperature sensor
    Humidity NA NA
    Soil temperature 0.1m Soil thermocouple probe(TCAV, Campbell Sci., Inc., USA)
    Soil heat flux 0.1m Heat Flux plate (HFP-3, Campbell Sci., Inc., USA)
    Soil water content 0.1m, 0.3m, 0.6m Water content reflectometer(CS-615, Campbell Sci. Inc., USA)
    Wind speed 40m 3D sonic anemometer(CSAT3, Campbell Sci., Inc., USA)
    Wind direction 40m 3D sonic anemometer(CSAT3, Campbell Sci., Inc., USA)
    Barometric pressure 40m Open path(LI-7500, Li-Cor, USA)
    Precipitation 28m/surface Tipping Bucket(WDSA-205, Wedaen, Korea)
    CO2 concentration 40, 30, 18, 12, 8, 4, 1, 0.1m IRGA(LI6262, Li-Cor, USA)
    H2O concentration 40, 30, 18, 12, 8, 4, 1, 0.1m IRGA(LI6262, Li-Cor, USA)

    Other

    Soil respiration NA
    Photosynthesis NA
    Ecological Investigation LAI