Accumulation of chromium and lead in bryophytes and pteridophytes in a stream affected by tannery wastewater.


The concentrations of Cr and Pb were determined in bryophytes and pteridophytes sampled in a stream near a tannery in Guarapuava, southern Brazil. The concentrations of Cr and Pb were measured by cathodic and anodic voltammetry, respectively. These plants were used to evaluate the spatial distribution of elements in the examined stream, and contained… (More)
DOI: 10.1007/s00128-011-0443-4


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