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. 2008 Nov 20;60(1):249–255. doi: 10.1093/jxb/ern282

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© 2008 The Author(s).

This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/2.0/uk/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

This paper is available online free of all access charges (see http://jxb.oxfordjournals.org/open_access.html for further details)

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Fig. 2. — Transient response of the sap flow sensor as the flow velocity in the calibration tube suddenly changes from 0 μm s⁻¹ to 190 μm s⁻¹. The symbols are measured data and the line is the prediction of Eqn (2) with time constant T_s=1.1 min. (This figure is available in colour at JXB online.)