Bioaccumulation and adverse effects of trace metals and polycyclic aromatic hydrocarbons in the common onion Allium cepa as a model in ecotoxicological bioassays

Reginaldo Geremias, Valfredo T. De Favere, Rozangela C. Pedrosa and Daniele Fattorini

Chemistry and Ecology 27 ( 6 ): 515 - 522 , 2011