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Growth of the shoots (A) and roots (B) of A. arenosa (gray) and A. halleri (green) after 120 h of experiment. Ctr—control; Cd−1.0 mM of Cd treatment; Zn−5.0 mM of Zn treatment. Values are means ± SE (n = 6). Means followed by the same letter for each species are not significantly different from each other using the HSD test (P < 0.05).
