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Table 3 Correlation between variables and the three first principal components based on seed mineral content, seed size and weight, and seed germination parameters

From:Origin-dependence of variation in seed morphology, mineral composition and germination percentage inGynandropsis gynandra(L.) Briq. accessions from Africa and Asia

Variables Unit Principal Components
1 2 3
Carbon g/100 g 0.27 −0.80 0.43
Oxygen g/100 g −0.28 0.67 −0.57
Magnesium g/100 g −0.78 0.36 0.21
Aluminium g/100 g 0.24 −0.19 0.55
Phosphorus g/100 g −0.66 0.23 0.45
Sulphur g/100 g −0.53 0.26 0.60
Potassium g/100 g −0.05 0.50 −0.11
Calcium g/100 g 0.57 −0.23 −0.14
Seed area mm2 0.90 0.35 0.08
Seed Perimeter mm 0.87 0.18 0.38
Seed width mm 0.85 0.38 0.09
Seed length mm 0.88 0.23 −0.18
10-Seed weight mg 0.85 0.23 −0.18
Mean Germination Time day −0.11 0.55 0.50
Percentage of germination % −0.12 −0.59 − 0.18-
  1. Significant values are indicated in bold.
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BMC Plant Biology

ISSN: 1471 - 2229

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