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Table 2 Effects of exogenous GR24 treatments on the growth parameters of cucumber seedlings under low light stress

From: Physiological mechanism of strigolactone enhancing tolerance to low light stress in cucumber seedlings

Treatments Fresh weight/(g·plant− 1) Dry weight/(g·plant− 1)
Shoot Root Total Shoot Root Total
Cont 7.59 ± 1.70a 3.44 ± 0.51a 11.03 ± 1.32a 1.23 ± 0.22a 0.14 ± 0.02a 1.37 ± 0.20a
Cont+ GR24 7.54 ± 0.90a 3.46 ± 0.83a 11.00 ± 0.88a 1.20 ± 0.09a 0.16 ± 0.02a 1.36 ± 0.08a
LL 3.86 ± 0.78c 1.42 ± 0.27c 5.28 ± 0.64c 0.44 ± 0.07c 0.06 ± 0.02c 0.50 ± 0.06c
LL + GR24 4.83 ± 0.57b 1.82 ± 0.41b 6.65 ± 0.52b 0.67 ± 0.03b 0.08 ± 0.03b 0.75 ± 0.03b
Treatments Leaf length (cm) Leaf width (cm) Leaf area (cm2) Plant height (cm) Stem diameter (mm)
Cont 12.72 ± 0.22c 10.06 ± 0.29b 94.78 ± 3.06b 25.54 ± 1.71a 4.79 ± 0.38a
Cont+ GR24 14.45 ± 0.83a 11.73 ± 1.12a 112.49 ± 9.12a 25.57 ± 1.35a 4.78 ± 0.37a
LL 11.08 ± 0.38d 7.59 ± 0.24d 62.07 ± 1.68d 19.13 ± 1.87b 3.05 ± 0.04c
LL + GR24 13.37 ± 0.42b 8.41 ± 0.53c 68.92 ± 4.76c 19.66 ± 1.86b 3.56 ± 0.03b
  1. Note: Each value represents the means ± SEs. Different letters in the same column indicate significant differences at P < 0.05 according to Duncan’s multiple range tests. Cont, 0 μM GR24 + 500 μmolm−2 s−1 PPFD; Cont+GR24, 10 μM GR24 + 500 μmolm− 2 s− 1 PPFD; LL, 0 μM GR24 + 60 μmolm− 2 s− 1 PPFD; LL + GR24, 10 μM GR24 + 60 μmolm− 2 s− 1 PPFD