Fig. 4 (a) Effect of pH and time on soluble As(V), (b) exchangeable As(V), and (c) total recoverable As(V) in As(III)-treated Fallbrook soil
Fig. 4 (a) Effect of pH and time on soluble As(V), (b) exchangeable As(V), and (c) total recoverable As(V) in As(III)-treated Fallbrook soil