处理 Treatments | 丰富度指数H Shannon index | 均匀度指数E Substrate evenness | 优势度指数D Simpson’s Dominance |
LF | 2.830 ± 0.025b | 0.713 ± 0.006a | 0.953 ± 0.032b |
FT | 2.397 ± 0.136a | 0.669 ± 0.038a | 0.878 ± 0.021a |
NT | 2.740 ± 0.089b | 0.678 ± 0.022a | 0.917 ± 0.008ab |
RT | 2.724 ± 0.059b | 0.720 ± 0.016a | 0.922 ± 0.006ab |