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. 2020 Nov 23;7:596307. doi: 10.3389/fnut.2020.596307

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Copyright © 2020 Choukri, Hejjaoui, El-Baouchi, El haddad, Smouni, Maalouf, Thavarajah and Kumar.

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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Correlation between Fe and Zn content (A) and between Zn content and crude protein (B) of tested genotypes under normal condition. Correlation between Fe and Zn concentrations under heat stress (C) and combined heat-drought stress (D).