Parameter: par_scalar_day

Dataset: 
daily_PAR
Parameter: 
par_scalar_day
Master parameters information
Short Name:
 par_scalar_day
Short Description:
 par_scalar_day
Official Name:
 par_scalar_day
No Data Value:
Description:
 

downwelled Photosynthetically Available Radiation (PAR), 400-700 nm wave length, measured with scalar sensor response (PAR), units = uE/cm^2/day (per day, depending on source may be less then 24 hours or may refer to day light hours only). Using a Biospherical Instruments QSR250 system.

Dataset-parameters information
Supplied Name: 
par_scalar_day
Supplied Units: 
uE/cm<sup>2</sup>/day
Conversion Necessary: 
no
No Data Value: 
nd
Description: 

scalar irradiance (PAR), (independent of direction), integrated over time period defined by the
parameter length_day. In this case units are reported as per day