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Roger Kjelgren, Lixue Wang, and Daryl Joyce

Fernandez, 2006 ). The isohydric:anisohydrogic model provides a potentially useful conceptual framework for understanding different drought response strategies ( Schultz, 2003 ) in assessing performance and enhancing herbaceous species selection for low

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Mike Caron and Roger Kjelgren

., 1998 ; Griffin et al., 2010 ; Shober et al., 2010 ). Conductance differences combined with the absence of consistent water potentials describe an isohydric response to root loss. Isohydric behavior is stomatal closure under high ETo (high temperatures

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Erin Alvarez, S.M. Scheiber, Richard C. Beeson Jr, and David R. Sandrock

measurement . This suggests these plants were decoupled from the microclimate and their transpiration was limited by water stress-inducing stomatal closure indicating these are isohydric ( Tardieu and Simonneau, 1998 ). This interpretation of the water

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Nisa Leksungnoen, Roger K. Kjelgren, Richard C. Beeson Jr., Paul G. Johnson, Grant E. Cardon, and Austin Hawks

deficits allows ψ leaf to vary while keeping stomata more open and g S relatively constant, a competitive advantage under brief, less intense deficits to exploit root zone water and so sustains A. By contrast, isohydric responses allow g S to vary with

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Krista Shellie and D. Michael Glenn

maintain similar values of midday Ψ L under differing levels of soil moisture ( Tardieu and Simonneau, 1998 ). The responsiveness of midday Ψ L to soil moisture has been used to characterize stomatal behavior as anisohydric or isohydric and thought to be

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Lesley A. Judd, Brian E. Jackson, William C. Fonteno, and Jean-Christophe Domec

strategies between isohydric and anisohydric cultivars of grapevine Plant Physiol. 149 445 460 Vandeleur, R.K. Sullivan, W. Athman, A. Jordans, C. Gilliham, M. Kaiser, B.N. Tyerman, S.D. 2014 Rapid shoot-to-root signaling regulates root hydraulic conductance

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Dalong Zhang, Yuping Liu, Yang Li, Lijie Qin, Jun Li, and Fei Xu

productivity contributed to a substantial increase in WUE based on the criteria of plant biomass and fruit yield. Literature Cited Attia, Z. Domec, J.C. Oren, R. Way, D.A. Moshelion, M. 2015 Growth and physiological responses of isohydric and anisohydric

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Jianping P. Wang, Suleiman S. Bughrara, and C. Jerry Nelson

plant water relations Springer-Verlag Berlin Tardieu, F. Simonneau, T. 1998 Variability among species of stomatal control under fluctuating soil water status and evaporative demand: modeling isohydric and anisohydric

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Julie M. Tarara and Jorge E. Perez Peña

Loveys, 2010 ), which is thought of as displaying anisohydric behavior (delayed stomatal closure), longer term and increasing water deficits resulted in higher sensitivity of g c to VPD, eliciting what are considered isohydric responses (earlier

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Vania Lanari, Oriana Silvestroni, Alberto Palliotti, Alan Green, and Paolo Sabbatini

, H.R. 2003 Differences in hydraulic architecture account for near-isohydric and anisohydric behaviour of two field-grown Vitis vinifera L cultivars during drought Plant Cell Environ. 26 1393 1405 Shellie, K.C. 2006 Vine and berry response of Merlot