Table 2.
Tobacco rhizosphere bacteria α-diversity indices under different treatments.
| Observed_species | Chao1 | Simpson | Shannon | |
|---|---|---|---|---|
| CK | 2005.90 ± 101.65b | 2033.25 ± 107.84c | 0.9953 ± 0.0004ab | 9.2322 ± 0.0619c |
| AMF | 2115.33 ± 168.66b | 2142.03 ± 173.57bc | 0.9951 ± 0.0015ab | 9.2597 ± 0.2372bc |
| SG42 | 2249.60 ± 47.66ab | 2272.06 ± 40.82abc | 0.9945 ± 0.0008b | 9.3151 ± 0.0701abc |
| A _SG42 | 2319.13 ± 76.91ab | 2373.76 ± 84.35abc | 0.9963 ± 0.0000ab | 9.5087 ± 0.0235abc |
| SG29 | 2501.27 ± 204.15a | 2532.49 ± 201.00ab | 0.9967 ± 0.0001a | 9.6184 ± 0.0225ab |
| A _SG29 | 2526.27 ± 88.41a | 2579.90 ± 81.18a | 0.9970 ± 0.0002a | 9.6691 ± 0.1142a |
Diversity index values are means ± standard deviations. Different letters in the same column indicate significant differences (P < 0.05).