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Leaf water potential (ψw) (MPa) of control broccoli plants and plants treated with 10 mg l−1 MWCNTs, 100 mM NaCl and 100 mM NaCl + 0.10 mg l−1 MWCNTs
| ψw (MPa) | |
|---|---|
| Control | −0.30 ± 0.03a |
| MWCNTs | −0.25 ± 0.04a |
| NaCl | −0.73 ± 0.08c |
| NaCl + MWCNTs | −0.55 ± 0.08b |
Mean values ± standard errors are shown (n = 6). Bars with different letters are significantly different (P < 0.05) according to the Tukey test
