Fig. 3

Comparison of SOC fractions under different restoration measures. Note: Different lowercase letters indicate significant differences (Pā<ā0.05, nā=ā9); POC particulate organic carbon, MOC mineral-associated organic carbon, ROC readily oxidizable carbon, Non-ROC non-readily oxidizable carbon, RI POC/MOC or Non-ROC/ROC, DOC dissolved organic carbon, MBC microbial biomass carbon.