Fig. 5.
(A) Principal component analysis (PCA) of metabolites and samples A17, TN6.18 and TN1.11 exposed to salt stress for 0 h and 48 h. Prediction ellipses indicate 95 % confidence level. (B) HCA Pearson’s correlation and average linkage with heat map representation. Levels of the different metabolites are indicated as row z-score. N = 4–6.