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Table 2 Growth indices of cucumber seedlings under different NaCl stresses

From: Heme is involved in the exogenous ALA-promoted growth and antioxidant defense system of cucumber seedlings under salt stress

NaCl concentrations (mmol L–1) Plant height (cm) Stem diameter (mm) Fresh weight (g plant–1) Dry weight (g plant–1)
0 9.30 ± 0.40 b 4.59 ± 0.46 ab 10.74 ± 0.41 ab 0.63 ± 0.03 b
10 10.40 ± 0.76 a 5.43 ± 0.15 a 12.08 ± 0.30 a 0.89 ± 0.04 a
25 8.32 ± 0.91 ab 4.46 ± 0.21 b 9.49 ± 0.63 bc 0.56 ± 0.03 c
50 6.97 ± 0.37 c 4.32 ± 0.15 b 8.85 ± 0.50 b 0.59 ± 0.04 c
75 5.98 ± 0.20 c 3.88 ± 0.15 c 7.78 ± 0.49 c 0.34 ± 0.03 d
  1. Values are presented as mean ± SE (n = 6). Different letters in each column indicate significant differences under the different NaCl stress treatments (P < 0.05)