Fig. 1. Cumulative evolution of total C-CO2 released from incubated samples. Boxes = biotic assays; circles = abiotic assays; open symbols = 0- to 5000-µm fractions; filled symbols = 0- to 50-µm fractions.
Fig. 1. Cumulative evolution of total C-CO2 released from incubated samples. Boxes = biotic assays; circles = abiotic assays; open symbols = 0- to 5000-µm fractions; filled symbols = 0- to 50-µm fractions.