photobiologySun (version 0.4.0)

ppfd_BF.data: Ground level solar PAR photon irradiance, direct and diffuse (measured)

Description

Dataset containing mean, maximum, minimum and standard deviation values for total, direct and difusse photosynthetically active radiation expresed as photon irradiance. Each value is a summary 60 consecutive readings acquired once every second.

Usage

ppfd_BF.data

Arguments

Format

A data frame with 24479 rows and 9 variables. variables.

Details

The variables are as follows:

  • time_EEST POSIXct Local time according to EET coordinates.

  • ppfd_tot_mean numeric (mol m-2 m-2)

  • ppfd_tot_min numeric (mol m-2 m-2)

  • ppfd_tot_max numeric (mol m-2 m-2)

  • ppfd_tot_sd numeric (mol m-2 m-2)

  • ppfd_diff_mean numeric (mol m-2 m-2)

  • ppfd_diff_min numeric (mol m-2 m-2)

  • ppfd_diff_max numeric (mol m-2 m-2)

  • ppfd_diff_sd numeric (mol m-2 m-2)

References

http://www.delta-t.co.uk/