International Journal of Agronomy / 2009 / Article / Tab 3

Research Article

Genotype × Environment Interaction in Grass Pea (Lathyrus sativus L.) Lines

Table 3

Principal component analysis: eigenvalues, eigenvectors, and percent of variation accounted for the first three principal components (PCs).

PC1 PC2 PC3

Eigenvalue 1.85 1.81 0.98
Variance (%) 37 36 20
Cumul. (%) 73 93
Character Eigenvector
Seed yield 0.62 0.18
Flowering time 0.65 0.39
Plant height 0.64 0.08
Biomass 0.68 0.20 0.04
100 seeds weight 0.29 0.82

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