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Changes in: (A) shoot fresh weight (SFW; g); (B) shoot dry weight (SDW; g); (C) root fresh weight (RFW; g); (D) root dry weight (RDW; g). Treatments: C: control (0 g/L PEG 6000); PEG50 (50 g/L PEG 6000). Differences between values of the same trait that are labeled with the same letter are not statistically significant (p>0.05). Error bars represent standard error (± SE).
