Fig. 2

Strains with the NH4 +-N-degrading ability. The degradation rates were detected after incubation for 2 days. The detections were performed in triplicate, and the results were presented as mean ± standard deviation
Strains with the NH4 +-N-degrading ability. The degradation rates were detected after incubation for 2 days. The detections were performed in triplicate, and the results were presented as mean ± standard deviation