Fig. 5. Seasonal concentrations of atrazine, atrazine degradates (DEA, deethylatrazine; DIA, deisopropylatrazine), and metolachlor in shallow ground water (
1.5 m) downgradient of the four management fields.
Fig. 5. Seasonal concentrations of atrazine, atrazine degradates (DEA, deethylatrazine; DIA, deisopropylatrazine), and metolachlor in shallow ground water (1.5 m) downgradient of the four management fields.