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. 2024 Jul 3;15:1408731. doi: 10.3389/fpls.2024.1408731

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Copyright © 2024 Parri, Cai, Romi, Cantini, Pinto, Silva and Dias

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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PCA-biplots of principal component 1 (Dim1) and principal component 2 (Dim2) including both observations (experimental groups) and loadings (metabolites classes) of leaf samples. (A) Observations were shown as cultivars (GIA, Giarraffa; LEC, Leccino; MAU, Maurino); (B) Observations were shown as treatments (ctrl, control; ds, drought stressed).