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. 2020 Jun 19;12(4):plaa025. doi: 10.1093/aobpla/plaa025

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© The Author(s) 2020. Published by Oxford University Press on behalf of the Annals of Botany Company.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted reuse, distribution, and reproduction in any medium, provided the original work is properly cited.

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Figure 3. — The relationship between instantaneous stomatal conductance and foliage ABA level in sunflower cv. Yellow Empress plants prior to (white symbols) and following (black symbols) a step change in VPD from 0.75 to 3.25 kPa, in plants grown under well-watered (circles) or water-limited (squares) conditions. r² = 0.62, P < 0.05.