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Table 5 Principal component analysis for quantitative traits of naked barley accessions

From: Agro-morphological diversity of Nepalese naked barley landraces

Quantitative trait PC1 PC2 PC3
Eigen value 2.783 1.2231 0.5295
Proportion of variance 0.557 0.245 0.106
Days to emergence 0.357 0.658 − 0.151
Days to 50% heading 0.484 − 0.014 − 0.755
Days to 80% maturity 0.287 − 0.751 − 0.128
Plant height (cm) − 0.536 0.059 − 0.333
Grain yield (kg/ha) − 0.522 − 0.023 − 0.529