Read me file for meteorological and carbon fluxes dataset for Rayon site (2008-2012) Column data and units Column number Variable Units 1 Year 2 Month 3 Day 4 Day of the year (DOY) 5 Atmospheric Pressure (mb) 6 Incoming solar radiation (W/m2) 7 Relative humidity (%) 8 Air temperature (°C) 9 Wind speed (m/s) 10 Volumetric water content (m3/m3) 11 Precipitation (mm) 12 Soil temperature (°C) 13 Net radiation (W/m2) 14 Latent Heat (W/m2) 15 Sensible heat (W/m2) 16 Vapor pressure deficit (mb) 17 Net ecosystem exchange (gr C m-2 day-1) 18 Gross primary production (gr C m-2 day-1) 19 Ecosystem respiration (gr C m-2 day-1) No data -9999