cc-by-4.0Kulmala, Liisa2025-04-292020-11-302020-11-30https://datakatalogi.helsinki.fi/handle/123456789/5380The data set contains CO2 and H2O eddy covariance flux data and meteorological measurements from agricultural grassland site at Qvidja in southern Finland (60.29550°N, 22.39281°E, elevation 5 m) measured in 2018 - 2020. Additionally, the data set contains leaf area index data and measurements of soil organic carbon content.   Fluxes_Heimsch_et_al_2020.csv contains the CO2 and H2O flux data. Meteorology_Heimsch_et_al_2020.csv and Precipitation_Heimsch_et_al_2020.csv contain the meteorological measurements. LAI_Heimsch_et_al_2020.csv contains the leaf area index data obtained from the Sentinel-2 satellite. SOC_Heimsch_et_al_2020.xlsx contains the measurements of soil organic carbon from five soil core samples.dataset