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Monthly pCO 2 average values (μatm ± standard error; n = 2204) from April 2012 (Apr12) to February 2014 (Feb14), under 400, 550, and 750 μatm pCO2 conditions, and monthly temperature values (°C ± standard error; n = 2,975) (from June 2012 to February 2014). The values were measured with an IRGA (WMA‐4, PP Systems, USA) every 20 min and an HOBO temperature logger (Onset Corp.) every 15 min
