Table 1 Factor matrix and principal component contribution rate of leaf functional traits
From: Leaf functional traits differentiation in relation to covering materials of urban tree pits
Traits | Ingredient score | Variance % | Accumulation % | Extract the sum of squared loads | ||
|---|---|---|---|---|---|---|
PC1 | PC2 | Total | Accumulation % | |||
LT | 0.525 | 0.161 | 33.31 | 33.311 | 2.332 | 33.311 |
CCI | 0.489 | 0.168 | 20.41 | 53.720 | 1.429 | 53.720 |
LDMC | 0.080 | 0.678 | 14.34 | 68.056 | ||
LTD | −0.237 | 0.612 | 10.26 | 78.313 | ||
SLA | −0.091 | − 0.096 | 8.68 | 86.988 | ||
SD | 0.479 | −0.293 | 7.45 | 94.435 | ||
SA | −0.430 | −0.129 | 5.56 | 100.000 | ||