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Table 1 Germination vigor (GV), germination rate (GR), germination index (GI), and vigor index (VI) of C. obtusifolia seeds treated with different ALA under salinity stress a

From: Role of 5-aminolevulinic acid in the salinity stress response of the seeds and seedlings of the medicinal plant Cassia obtusifolia L.

Treatment GV GR GI VI
CK1 76.31 ± 4.01a 98.24 ± 7.01a 89.94 ± 3.01a 11.37 ± 1.12a
CK2 52.78 ± 7.23c 71.29 ± 7.34d 48.66 ± 5.32d 6.38 ± 0.83d
CK3 79.96 ± 5.49 a 99.12 ± 6.69 a 90.15 ± 4.98 a 11.52 ± 0.98 a
T1 60.44 ± 6.13b 81.33 ± 6.23b 75.36 ± 4.13b 8.03 ± 1.24b
T2 78.28 ± 6.15a 98.16 ± 8.19a 89.07 ± 6.15a 10.86 ± 1.39a
T3 65.32 ± 6.29ab 83.27 ± 5.46ab 80.42 ± 4.08ab 8.82 ± 1.27ab
T4 59.68 ± 6.23b 78.31 ± 8.44c 69.89 ± 5.53c 8.02 ± 1.44c
  1. aData are the means of three independent replicates. Means ± standard errors (n = 9) within each column followed by different letters are significantly different at the P = 0.05 level.