Wisconsin Mature Hardwood, Wisconsin, USA

Characteristic value
Principal investigator Jiquan Chen
Site name Wisconsin Mature Hardwood, Wisconsin, USA
Site description DBF Deciduous Broadleaf Forest
Latitude 46.6347
Longitude -91.0987
Elevation 411



Wisconsin Mature Hardwood, Wisconsin, USA

  Year
2002 2003 2004
Percent available Percent available Percent available
Variable Description & Units 0.00 0.00 0.00
APAR Absorbed PAR (umol/m2/s)
APARpct   0.00 0.00 0.00
CO2 CO2 concentration (umol mol-1) 72.01 22.06 60.59
CO2height CO2 height (m) 100.00 100.00 100.00
CO2top CO2 at top of canopy (umol mol-1) 72.01 22.06 60.59
FC CO2 Flux by eddy system (not corrected for storage) (umol m-2 s-1) 72.32 19.65 49.22
FG Soil heat flux (W m-2) 74.67 34.70 0.00
GAP GAP 100.00 100.00 100.00
GPP Gross primary production (umol/m2/s) 0.00 0.00 0.00
H Sensible heat flux (not storage corrected) (W m-2) 72.62 19.72 50.22
H2O H2O concentration (mmol mol-1) 74.43 21.66 60.40
LE Latent heat flux (not storage corrected) (W m-2) 73.61 19.64 49.13
NEE NEE of CO2 (with storage) (umol m-2 s-1) 69.38 19.11 43.80
PAR Incoming photosynthetic active radiation (visible) (umol m-2 s-1) 66.39 0.00 61.32
PARdif   0.00 0.00 0.00
PARout Reflected photosynthetically active radiation (umol m-2 s-1) 0.00 0.00 0.00
PREC Precipitation (mm/30min) 74.69 64.41 80.66
PRESS Air Pressure (kPa) 74.66 22.19 66.51
RE Ecosystem respiration (umol/m2/s) 0.00 0.00 0.00
RH Relative humidity (percent) 74.66 24.47 66.79
Rg Incoming global solar radiation (W m-2) 0.00 0.00 0.00
RgOut Reflected global solar radiation (W m-2) 0.00 0.00 0.00
Rgdif Incoming diffuse global solar radiation (W m-2) 0.00 0.00 0.00
Rgl Incoming longwave radiation (W m-2) 0.00 0.00 0.00
RglOut Outgoing longwave radiation (W m-2) 0.00 0.00 0.00
Rn Net radiation positive downwards (W m-2) 74.66 24.47 66.79
SFC CO2 storage in canopy air layer (umol m-2 s-1) 70.23 21.36 57.63
SH Sensible heat storage in canopy air (W m-2) 0.00 0.00 0.00
SLE Latent heat storage in canopy air (W m-2) 0.00 0.00 0.00
SWC1 Soil moisture content at depth 1 (m3 m-3) 0.00 0.00 0.00
SWC2 Soil moisture content at depth 2 (m3 m-3) 0.00 0.00 0.00
TA Air Temperature (degrees C) 74.66 24.47 66.79
TS1 Soil temperature at depth 1 (degrees C) 60.73 66.93 0.00
TS2 Soil temperature at depth 2 (degrees C) 67.70 0.00 0.00
TSdepth1 Soil depth 1 (cm) 100.00 100.00 100.00
TSdepth2 Soil depth 2 (cm) 100.00 100.00 100.00
UST Friction velocity (m s-1) 73.86 19.72 51.09
VPD Vapor Pressure Deficit (kPa) 74.66 24.47 66.79
WD Wind direction (degrees) 72.82 24.47 65.25
WS Wind speed (m/s) 72.76 24.47 64.98
ZL Atmosphere stability parameter (unitless) 0.00 0.00 0.00