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Score scatter plot of the partial least squares–discriminant analysis (PLS-DA) performed as a targeted approach on the detected compounds of the lipophilic extracts of five Italian commercial P. vulgaris varieties: Borlotti (PVBO) (green), Cannellino (PVCA) (blue), Controne (PVCO) (red), Stregoni (PVST) (yellow), and Vellutina (PVVE) (light blue).
