Observed aboveground C [kgC/m2] site 15 51 53 60 61 74 ABGC 10.5 8.6 6.7 6.0 12.8 4.5 Observed soil C [kgC/m2] site 15 51 53 60 61 74 22.3 18.5 14.6 4.1 14.3 4.8 Observed watershed average C pools [kgC/m2] Aboveground C Soil C Root C 9.5 13.0 2.1