Fig. 3. Evolution of the ratio between cumulated rates of 14C-CO2 and C-CO2 during the sample incubation. Boxes = brown soil; circles = rendzina; open symbols = 0- to 5000-µm fractions; filled symbols = 0- to 50-µm fractions.
Fig. 3. Evolution of the ratio between cumulated rates of 14C-CO2 and C-CO2 during the sample incubation. Boxes = brown soil; circles = rendzina; open symbols = 0- to 5000-µm fractions; filled symbols = 0- to 50-µm fractions.