Shoot chambers
Stem chambers
Soil chambers (ICOS)
Soil chambers (Siikaneva 1)

Chamber and supply air H2O concentrations vs H2O calculated from sample line dew point measurement during last 7 days

Initial dry CO2 concentrations in shoot chambers vs mast CO2 at 16.8 m during last 7 days


Chamber vs dew point H2O and chamber vs mast CO2 regression parameters (circles),
calibration dates are shown with vertical lines