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Applied Biological Chemistry
Fig. 7 | Applied Biological Chemistry

Fig. 7

From: Metabolomic analysis reveals the interaction of primary and secondary metabolism in white, pale green, and green pak choi (Brassica rapa subsp. chinensis)

Fig. 7

Correlation matrix and cluster analysis of metabolites from white, pale green, and green pak choi. Each square indicates a Pearson’s correlation coefficient for a pair of compounds. The value for the correlation coefficient is represented by the intensity of the blue or red color, as indicated on the color scale. Hierarchical clusters are presented as a cluster tree

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