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Table 8 Eigenvectors and values of the first three principal components for 36 tef test genotypes evaluated in the central highlands of Ethiopia in 2013

From: Grain yield variation and association of major traits in brown-seeded genotypes of tef [Eragrostis tef (Zucc.)Trotter]

Traits

Eigenvectors

PC1

PC2

PC3

Days to panicle emergence

0.3791

0.1068

−0.3502

Days to maturity

0.3 963

−0.063 6

0.1830

Grain filling period

0.077 1

−0.2647

0.7672

Plant height

0.4320

0.1191

0. 1540

Panicle length

0.3971

0.1748

0.0410

Culm length

0.4131

0.0693

0.2223

Shoot biomass

−0.0027

0.5758

0.0199

Grain yield

−0.1782

0.6092

0.2146

Harvest Index

−0.2659

0.3448

0.3 139

Lodging index

−0.2756

−0.2082

0.1881

Eigen value

4.47

2.13

1.23

Percent of variance accounted for

44.7

21.3

12.3

Cumulative variance accounted for (%)

44.7

66.0

78.3