Table 4.
Principal component analysis for the five principal components of cut flower and growth traits from differences between salt treatment and control. PC1, PC2, PC3, PC4, and PC5 explained 60.9%, 15.5%, 8.8%, 7.7%, and 4.0% of the variation, respectively.
| Trait | PC1 | PC 2 | PC 3 | PC 4 | PC 5 |
|---|---|---|---|---|---|
| Plant height | 0.16 | 0.47 | 0.49 | 0.69 | 0.17 |
| Middle leaf length | 0.29 | 0.41 | −0.14 | −0.04 | −0.85 |
| Middle leaf width | 0.17 | 0.48 | 0.39 | −0.70 | 0.26 |
| Days to flowering | 0.40 | −0.24 | −0.01 | −0.01 | 0.09 |
| No. of flowers per plant | 0.39 | −0.25 | 0.03 | 0.12 | −0.05 |
| No. of flowers per plant | 0.41 | −0.16 | 0.05 | 0.02 | 0.13 |
| Petal width | 0.41 | −0.12 | −0.08 | −0.06 | 0.11 |
| Sepal width | 0.42 | −0.10 | 0.08 | −0.04 | −0.01 |
| Fv/Fm | 0.17 | 0.47 | −0.76 | 0.11 | 0.39 |