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

Table 3 Diversity indices of seed bacterial endophytes of the salt-sensitive IR29 grown in varying soil salinity level as assessed through T-RFLP analysis

Diversity Parameter	Salinity Level	T-RFLP Restriction Enzyme Profile
Diversity Parameter	Salinity Level	DdeI	HaeIII	HhaI
Richness	0 dSm⁻¹	8.67 ± 0.33^B	8.67 ± 1.20^A	8.33 ± 0.67^A
	4 dSm⁻¹	3.67 ± 0.67^C	5.33 ± 1.86^A	5.67 ± 0.33^C
	8 dSm⁻¹	10.0 ± 1.15^A	6.33 ± 0.33^A	6.67 ± 0.33^B
Evenness	0 dSm^− 1	0.82 ± 0.00^A	0.81 ± 0.04^A	0.80 ± 0.02^B
	4 dSm^− 1	0.69 ± 0.07^A	0.77 ± 0.04^A	0.87 ± 0.03^A
	8 dSm⁻¹	0.70 ± 0.01^A	0.75 ± 0.03^A	0.54 ± 0.01^C
Shannon Index	0 dSm⁻¹	1.77 ± 0.04^A	1.73 ± 0.04^A	1.69 ± 0.08^A
	4 dSm⁻¹	0.85 ± 0.02^C	1.18 ± 0.21^A	1.50 ± 0.04^A
	8 dSm⁻¹	1.59 ± 0.05^B	1.37 ± 0.03^A	1.03 ± 0.04^B
Simpson’s Index	0 dSm⁻¹	0.77 ± 0.01^A	0.78 ± 0.03^A	0.77 ± 0.02^A
	4 dSm⁻¹	0.48 ± 0.03^C	0.62 ± 0.05^C	0.73 ± 0.02^B
	8 dSm⁻¹	0.73 ± 0.01^B	0.66 ± 0.01^B	0.49 ± 0.02^C

Values given are the means of three replicates ±standard error. Values of the same letter are not statistically significant at p < 0.05

ISSN: 1471-2229