Figure 1

The bioaccumulation of DDTs in T. tubifex (A,a), carp (B,b), sediment (C,c) and overlying water (D,d) in the treatment group and control group. *Indicates significant difference between p,p’-DDT and o,p’-DDT (p < 0.05, S-N-K test).
The bioaccumulation of DDTs in T. tubifex (A,a), carp (B,b), sediment (C,c) and overlying water (D,d) in the treatment group and control group. *Indicates significant difference between p,p’-DDT and o,p’-DDT (p < 0.05, S-N-K test).