Table 1 Factor matrix and principal component contribution rate of leaf functional traits. LT: leaf thickness, CCI: chlorophyll content index, SLA: specific leaf area, LDMC: leaf dry matter content, LTD: leaf tissue density, SD: stomatal density
Projects | Scores | |
|---|---|---|
PC1 | PC2 | |
Eigenvalues | 2.429 | 1.226 |
Cumulative contribution rate /% | 40.483 | 20.436 |
LT | 0.404 | −0.524 |
CCI | −0.385 | 0.331 |
SLA | −0.544 | −0.220 |
LDMC | 0.493 | 0.012 |
LTD | 0.293 | 0.753 |
SD | 0.253 | −0.028 |