Fig. 2From: Effect of pH and temperature on the biodegradation of oxytetracycline, streptomycin, and validamycin A in soilEffect of soil temperature on the biodegradation of a oxytetracycline, b streptomycin, and c validamycin A in field soil (FS) and rice paddy soil (RS) at pH 6.8 ± 0.1. Different letters indicate statistically significant differences (p value < 0.05)Back to article page