Diversity index | SWC | pH | TC | TN | TP | NH+ 4-N | NO− 3-N |
丰富度指数(D) | −0.379* | 0.555** | −0.292 | −0.341* | 0.286 | 0.206 | 0.304 |
多样性指数(H') | −0.451** | 0.473** | −0.275 | −0.442** | 0.263 | 0.106 | 0.342* |
优势度指数(C) | −0.413* | 0.396* | −0.266 | −0.470** | 0.203 | 0.037 | 0.302 |
均匀度指数(J) | −0.402* | 0.368* | −0.218 | −0.530** | 0.068 | −0.121 | 0.212 |
Group number | 0.132 | −0.037 | 0.037 | 0.254 | 0.167 | 0.277 | 0.096 |
Total number | −0.311 | 0.488** | −0.268 | −0.207 | 0.337* | 0.286 | 0.292 |