| Pn | gs | E | IWUE | ETR | Fv'/Fm' | Ci |
Pn | 1 | 0.89*** | 0.84*** | −0.58*** | 0.06NS | 0.21*** | 0.71*** |
gs | 0.89 | 1 | 0.97*** | −0.78*** | 0.03 NS | 0.09 NS | 0.88*** |
E | 0.84 | 0.97 | 1 | −0.85*** | 0.03 NS | 0.01 NS | 0.85*** |
IWUE | −0.58 | −0.78 | −0.85 | 1 | 0.00 NS | −0.03 NS | −0.86*** |
ETR | 0.06 | 0.03 | 0.03 | 0.00 | 1 | 0.00 NS | 0.01 NS |
Fv'/Fm' | 0.21 | 0.09 | 0.01 | −0.03 | 0.00 | 1 | 0.16** |
Ci | 0.71 | 0.88 | 0.85 | −0.86 | 0.01 | 0.16 | 1 |