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Table 1 Diversity indices of bacterial endophytes inhabiting the seeds of different rice cultivars after digestion with restriction enzymes based on T-RFLP analysis

From: The influence of host genotype and salt stress on the seed endophytic community of salt-sensitive and salt-tolerant rice cultivars

Diversity parameter

Rice cultivar

T-RFLP Restriction Enzyme Profile

DdeI

HaeIII

HhaI

Richness

IR29 (SS)

12.33 ± 2.6a

10.00 ± 0.58a

14.00 ± 1.00a

FL478 (MT)

9.00 ± 0.01a

10.33 ± 0.33a

11.33 ± 0.88a

IC27 (MT)

13.00 ± 2.0a

9.00 ± 0.58a

11.33 ± 0.33a

IC31 (MT)

5.33 ± 0.67a

8.67 ± 0.33a

11.33 ± 0.33a

IC32 (MT)

7.00 ± 0.00a

8.33 ± 0.33a

11.67 ± 0.33a

IC37 (ST)

13.33 ± 0.33a

8.67 ± 0.33a

11.00 ± 0.00a

Evenness

IR29 (SS)

0.70 ± 0.02ab

0.88 ± 0.01ab

0.91 ± 0.02a

FL478 (MT)

0.73 ± 0.01a

0.78 ± 0.20cd

0.88 ± 0.01ab

IC27 (MT)

0.82 ± 0.04a

0.92 ± 0.00a

0.90 ± 0.03a

IC31 (MT)

0.58 ± 0.05b

0.74 ± 0.02d

0.87 ± 0.01ab

IC32 (MT)

0.80 ± 0.01a

0.88 ± 0.01ab

0.92 ± 0.00a

IC37 (ST)

0.80 ± .0.01a

0.83 ± 0.01d

0.81 ± 0.01b

Shannon index

IR29 (SS)

1.71 ± 0.16ab

2.02 ± 0.06a

2.40 ± 0.05a

FL478 (MT)

1.61 ± 0.02ab

1.82 ± 0.02ab

2.13 ± 0.07bc

IC27 (MT)

2.10 ± 0.21a

2.02 ± 0.06a

2.18 ± 0.04b

IC31 (MT)

0.95 ± 0.04b

1.59 ± 0.05c

2.11 ± 0.01bc

IC32 (MT)

1.56 ± 0.02ab

1.87 ± 0.04ab

2.27 ± 0.03ab

IC37 (ST)

2.07 ± 0.04a

1.80 ± 0.02bc

1.93 ± 0.04c

Simpson’s index

IR29 (SS)

0.73 ± 0.04ab

0.84 ± 0.01a

0.89 ± 0.01a

FL478 (MT)

0.74 ± 0.01ab

0.77 ± 0.02bc

0.86 ± 0.01ab

IC27 (MT)

0.80 ± 0.05ab

0.85 ± 0.01a

0.87 ± 0.01ab

IC31 (MT)

0.48 ± 0.05b

0.72 ± 0.02c

0.85 ± 0.00b

IC32 (MT)

0.72 ± 0.01ab

0.82 ± 0.01ab

0.88 ± 0.00ab

IC37 (ST)

0.83 ± 0.01a

0.79 ± 0.00ab

0.80 ± 0.01c

  1. Values given are the means of three replicates ±standard error. Values of the same letter are not statistically significant at p < 0.05. SS salt-sensitive cultivar, MT moderately tolerant cultivar, ST strongly tolerant cultivar