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Table 5 Mean comparisons for growth parameters of R. damascena plants under different salinity levels and treated with salicylic acid at four rates of application

From: Biochemical and molecular responses of Rosa damascena mill. cv. Kashan to salicylic acid under salinity stress

salinity Treatment SA Leave Shoot Root Root Length (cm) plant height (cm) leaf area (cm2)
FW (gr) DW (gr) FW (gr) DW (gr) FW (gr) DW (gr)
Control control 2.63 ± 0.35ab 1.34 ± 0.10ab 254.91 ± 7.29ab 165.10 ± 8.08ab 125.17 ± 5.59abc 56.11 ± 4.17ab 57.75 ± 7.00bc 86.33 ± 8.95ab 187.16 ± 11.89a
0.5 mM 2.99 ± 0.39a 1.49 ± 0.16a 218.65 ± 5.07abc 188.55 ± 6.86ab 146.61 ± 11.29ab 54.76 ± 5.69ab 59 ± 3.38bc 99.32 ± 1.45a 174.89 ± 7.06ab
1 mM 2.81 ± 0.40ab 1.41 ± 0.19a 275.76 ± 9.73a 200.19 ± 3.50a 176.1 ± 4.23a 70.66 ± 6.25a 76.25 ± 2.89a 91 ± 4.50ab 189.38 ± 5.03a
2 mM 2.94 ± 0.35ab 1.32 ± 0.09ab 258.09 ± 7.48ab 184.97 ± 4.64ab 138.07 ± 11.48abc 67.75 ± 5.54ab 65.5 ± 4.78ab 80.66 ± 4.80ab 176.11 ± 5.15ab
4 ds m−1 control 2.82 ± 0.41ab 1.22 ± 0.14ab 226.31 ± 4.92abc 168.12 ± 6.38ab 131.83 ± 4.34abc 54.22 ± 3.35ab 63.75 ± 6.67ab 80 ± 11.53ab 164.66 ± 10.12abc
0.5 mM 2.95 ± 0.38ab 1.24 ± 0.16ab 237.28 ± 4.81ab 166.75 ± 3.36ab 131.55 ± 5.65abc 52.98 ± 8.15ab 59.62 ± 1.74bc 84.67 ± 1.76ab 177.63 ± 8.82ab
1 mM 2.98 ± 0.23ab 1.22 ± 0.12ab 209.79 ± 8.17abc 146.41 ± 3.94abc 154.18 ± 8.35ab 69.63 ± 6.62a 74.75 ± 4.64ab 88.66 ± 4.16ab 167.14 ± 9.10abc
2 mM 2.93 ± 0.35ab 1.28 ± 0.15ab 262.94 ± 14.06ab 141.96 ± 8.70abc 140.09 ± 7.40ab 67.19 ± 8.53ab 59 ± 6.20bc 99.03 ± 1.85a 140.34 ± 7.55abc
8 ds m−1 control 2.38 ± 0.15b 0.98 ± 0.06b 162.81 ± 13.72bcd 162.31 ± 4.91abc 114.1 ± 4.37bcd 53.93 ± 6.30ab 70.75 ± 5.20ab 92 ± 6.65ab 144.20 ± 4.98abc
0.5 mM 2.49 ± 0.18ab 0.98 ± 0.08b 178.14 ± 10.19bcd 107.05 ± 1.26bc 117.71 ± 10.39bc 46.87 ± 6.47ab 68.5 ± 5.47ab 99.33 ± 2.33a 130.86 ± 7.32bc
1 mM 2.85 ± 0.18ab 1.05 ± 0.09ab 194.16 ± 13.77bcd 131.4 ± 5.40abc 134.82 ± 6.06bc 57.02 ± 2.90ab 67.75 ± 3.68ab 77.66 ± 3.92ab 135.03 ± 5.15bc
2 mM 2.81 ± 0.24ab 1.18 ± 0.14ab 175.68 ± 8.85bcd 116.04 ± 2.26bc 125.16 ± 14.24bc 52.03 ± 2.11ab 54.25 ± 3.56bcd 84.66 ± 8.08ab 134.47 ± 10.47bc
12 ds m−1 control 2.26 ± 0.21b 0.97 ± 0.05b 210.58 ± 11.80abc 163.29 ± 4.68abc 101.17 ± 13.95d 52.68 ± 3.71ab 52.25 ± 3.47bcd 75 ± 11.53b 121.49 ± 9.12c
0.5 mM 2.84 ± 0.42ab 1.15 ± 0.16ab 220.37 ± 13.08abc 163.15 ± 7.12abc 135.68 ± 15.19bc 52.41 ± 4.03ab 50 ± 2.79d 83.66 ± 3.66ab 122.23 ± 4.42c
1 mM 2.85 ± 0.20ab 1.11 ± 0.06ab 199.68 ± 8.22bcd 148.89 ± 4.04abc 127.26 ± 15.72bcd 68.97 ± 1.38ab 61 ± 6.98bc 93.66 ± 2.96a 131.60 ± 2.53bc
2 mM 2.79 ± 0.31ab 1.12 ± 0.11ab 127.59 ± 10.54d 96.68 ± 6.78c 102.33 ± 10.22d 44.69 ± 1.02b 55.25 ± 8.50bcd 88.66 ± 4.66ab 139.44 ± 12.00abc
  1. DW dry weight, FW fresh weight
  2. The different letters within each column indicate significant differences according to Duncan’s multiple-range test (P = 0.05)