Fig. 3. Ratios of populations in amended and control soils over time for heterotrophic and phenanthrene-degrader communities in (A) debris-amended, (B) exudate-amended, and (C) debris + exudate–amended soils. *P < 0.05.
Fig. 3. Ratios of populations in amended and control soils over time for heterotrophic and phenanthrene-degrader communities in (A) debris-amended, (B) exudate-amended, and (C) debris + exudate–amended soils. *P < 0.05.