Fig. 1From: Effect of pH and temperature on the biodegradation of oxytetracycline, streptomycin, and validamycin A in soilEffect of soil pH on the biodegradation of a oxytetracycline (30 d degradation), b streptomycin (30 d degradation), and c validamycin A (10 d degradation) in the field soil (FS) and rice paddy soil (RS) at 23.0 ± 1.6 °C. Different letters indicate statistically significant differences (p value < 0.05)Back to article page