[GCK]
Gwangneung Coniferous forest
 
Eddy Correlation Method
System Open-path (CO2 flux, latent heat flux)
Wind speed 3D sonic anemometer(CSAT3, Campbell Sci., Inc., USA)
Air temperature 3D sonic anemometer(CSAT3, Campbell Sci., Inc., USA)
Water Vapor Open path(LI-7500, Li-Cor, USA)
CO2 Open path(LI-7500, Li-Cor, USA)
Measurement height 39.9m
Sampling frequency 10Hz
Averaging time 30min
Data logger CR5000(Campbell Sci., Inc., USA)
Data storage HD
Original data
(Raw data or statistics)
Statistics (Raw data is also available)
 
Eddy Correlation Method
Global solar radiation
(incoming)
39.9m Net radiometer(CNR1, Kipp & Zonen, Netherlands)
Global solar radiation
(outgoing)
39.9m Net radiometer(CNR1, Kipp & Zonen, Netherlands)
Long-wave radiation
(incoming)
39.9m Net radiometer(CNR1, Kipp & Zonen, Netherlands)
Long-wave radiation
(outgoing)
39.9m Net radiometer(CNR1, Kipp & Zonen, Netherlands)
Net radiation 39.9m 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 0.01m Heat Flux plate (HFP-3, Campbell Sci., Inc., USA)
Soil water content 0 - 0.1 m, 0 - 0.3 m, 0.3 - 0.6 m Water content reflectometer(CS-615, Campbell Sci. Inc., USA)
Wind speed 39.9m 3D sonic anemometer(CSAT3, Campbell Sci., Inc., USA)
Wind direction 39.9m 3D sonic anemometer(CSAT3, Campbell Sci., Inc., USA)
Barometric pressure 39.9m Open path(LI-7500, Li-Cor, USA)
Precipitation 27.7m/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)
 
Eddy Correlation Method
Soil respiration Continuous(to present), Automated chamber system (Li820), Portable chamber (Li6400)
Photosynthesis NA
Ecological Investigation LAI (2001 to present), tree ring growth rate, litter fall