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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/).
Developmental stages of leaf and root-bearing phytomers (Pr) at the tiller axis of wheat plant in a stylized diagram. Pr, root-bearing phytomer. Blue lines represent seminal roots.