| 指标 | Pn | Ci | Tr | Gs | WUE |
| Pn | 1 | −0.151 | 0.492** | 0.654** | −0.009 |
| Ci |
| 1 | −0.371* | −0.130 | −0.059 |
| Tr |
|
| 1 | 0.345* | −0.567** |
| Gs |
|
|
| 1 | −0.181 |
| WUE |
|
|
|
| 1 |