Table 4.

Principal component analysis of nine selected traits with CV ≥ 0.3 and the proportion of variation in each principal component.

Traits	PC1	PC2
RL	0.976	−0.016
RM	0.917	−0.309
SRL	−0.083	0.883
SM	0.870	−0.106
RL-upper	0.907	−0.143
RL-lower	0.889	0.199
RL-fine	0.701	0.212
RL-coarse	0.978	−0.018
RLR-upper/lower	−0.585	−0.383
Eigenvalue	5.96	1.14
Variability (%)	66.2	12.6
Cumulative (%)	66.2	78.9

See Table 1 for trait descriptions and units.