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. 2020 Jul 31;10(8):313. doi: 10.3390/metabo10080313

Figure 2.

Figure 2

Figure 2

Principal component analysis (PCA) showing separation of 12 vegetables for data from two different experiments and two different datasets. (a) Score plot of PCA analysis based on non-volatile compounds, ●Cherry Radish, ●Radish, ●Rocket Salad, ●Watercress, ●Chinese Cabbage, ●Cabbage, ●Cauliflower, ●Broccoli, ●Choysum, ●Pakchoi, ●Kai Lan, ●Brussel Sprouts; (b) score plot of PCA analysis based on volatile compounds; (c) loading plot of PCA analysis based on non-volatile compounds; (d) loading plot of PCA analysis based on volatile compounds. The specific names of metabolites are listed in Supplementary Materials Figure S1.