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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 (https://creativecommons.org/licenses/by/4.0/).
Boxplot representing total phenolic content (TPC), expressed as µg gallic acid equivalent (GAE)/g, in the bean panel grouped by seed coat colour. Different letters in parentheses indicate significant differences at p < 0.05.