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Table 3 Principal component analysis based on ecogeographical data of H. chilense accessions.

From: Genetic structure and ecogeographical adaptation in wild barley (Hordeum chilenseRoemer et Schultes) as revealed by microsatellite markers

Variable

Principal Component

 

PC1

PC2

PC3

Elevation

0.126

-0.586

0.755

Warmest month

-0.445

0.779

0.389

Coldest month

-0.568

0.763

0.253

Latitude

0.906

0.327

0.171

Longitude

0.213

0.865

-0.147

Wettest month

0.896

0.181

0.148

Driest month

0.893

0.236

-0.038

Variance (%)

42.9

35.4

12.3

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BMC Plant Biology

ISSN: 1471-2229

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