Table 3.
Correlation analysis of the physiological traits and morphological characteristics of the different sugarcane genotypes during the stalk elongation stage.
| Source | Chl | AOA | EC | Gs | PH | IL | SD | TIL |
|---|---|---|---|---|---|---|---|---|
| Chl | 0.532 ** | −0.473 ** | −0.653 ** | 0.377 ** | 0.045 | 0.203 | 0.522 ** | |
| AOA | −0.366 ** | −0.585 ** | −0.297 * | −0.039 | −0.382 ** | −0.333 ** | ||
| EC | −0.626 ** | −0.432 ** | −0.170 | −0.235 | −0.368 * | |||
| Gs | −0.511 ** | −0.191 | −0.261 * | −0.454 ** |
Notes: Total chlorophyll content (Chl), scavenging activity (AOA), electrolyte leakage (EC), stomatal conductance (Gs), plant height (PH), stalk diameter (SD), internode length (IL), and tiller count (TIL); * p < 0.05; ** p < 0.01.