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Fig. 6. Concentrations of surface water atrazine and metolachlor (corrected immunoassay) by site in the Upper Embarras River watershed for samples collected from 1 Mar. 1999 through 1 Oct. 2000. Box plot shows median (line in center of box), 25th and 75th percentiles (bottom and top of box, respectively), 10th and 90th percentiles (bottom and top error bars, respectively), and values < 10th percentile and > 90th percentile (solid circles below and above error bars, respectively).
