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. 2019 Jul 3;10:815. doi: 10.3389/fpls.2019.00815

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Copyright © 2019 Zhong, Xu, Meng, Loik, Ma and Sun.

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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Drought induced changes in (A) soil water content (SWC-V, %), (B) leaf mid-day water potential (Ψ_md; MPa), and (C) leaf osmotic pressure (π; MPa) in C. virgata (annual C₄), H. altissima (perennial C₄), and L. chinensis (perennial C₃) under unfertilized (N0) and fertilized (N10) conditions. “^*” represents significant differences between the N treatments (P < 0.05). Data are reported as the arithmetic mean ± 1 standard error.