List of Symbols
Greek
ct!
a s
QL
p
{degrees}
S
{degrees}
A
I@a/CJ
{degrees}
{w/m2 }
{m
2 IS)
{Jlmol)
IP m)
I Jka
{degrees)
{mol m-3 }
IWm3 1
height in atmosphere or depth in soil
roughness length for heat
roughness length for momentum
absorptivity for radiation
absorptivity for solar radiation
absorptivity for longwave radiation
solar elevation angle
solar declination
slope of the saturation vapor pressure
function
emissivity
emissivity of clear sky
emissivity of sky with cloudiness c
emissivity of surface
thermodynamic psychrometer constant (cp/h)
apparent psychrometer constant
light compensation point
dimensionless diurnal function for estimating
hourly air temperature
osmotic coeficient
latitude
diabatic influence factor for momentum
diabatic influence factor for heat
diabatic influence factor for vapor
JEwc density of radiation
soil thermal dzfSusivity
latent heat of vaporization of water
wavelength of electromagnetic radiation
water potential
solar zenith angle
diabatic correction for momentum
diabatic correction for heat
molar density of air
leaf reflectivity
bulk density of soil
bihemispherical reflectance of a canopy of
horizontal leaves with injinte LAI
'
canopy bihemispherical reflectance for dzfuse
radiation and a canopy of injinite LAI
canopy directional-hemisperical reJlectance
for beam radiation incident at angle ' IJ
for a canopy of injinite LAI
density of gas j in air