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. 2020 Dec 23;10(1):5. doi: 10.3390/plants10010005

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© 2020 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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sPLS-DA sample plot for the different components using 95% confidence ellipses. (A) Component 1 vs. Component 2 and (B) Component 1 vs. Component 3. Contribution plots by loading weights of the root traits selected for each sPLS-DA component: (C) Component 1, (D) Component 2 and (E) Component 3.