Fig. 6

Demethylation of 13C-labeled DMAs. Decrease in the concentration of 13C-DMAs in soil porewater (a) and changes in the δ13CH4 (b) and δ13CO2 (c) in the headspace after incubation of CZ soil for 14 and 40 days. Data are means ± SE (n = 3)

Demethylation of 13C-labeled DMAs. Decrease in the concentration of 13C-DMAs in soil porewater (a) and changes in the δ13CH4 (b) and δ13CO2 (c) in the headspace after incubation of CZ soil for 14 and 40 days. Data are means ± SE (n = 3)