Figure 2

Non-metric multidimensional scaling (NMDS) analysis of elevated CO2 (eCO2) and ambient (aCO2) samples in the soil depths of 0–5 cm (A) and 5–15 cm (B) based on Bray–Curtis values of detected functional genes (n = 12).

Non-metric multidimensional scaling (NMDS) analysis of elevated CO2 (eCO2) and ambient (aCO2) samples in the soil depths of 0–5 cm (A) and 5–15 cm (B) based on Bray–Curtis values of detected functional genes (n = 12).