Search Results - "Smith, Duncan D."

Mapping 'hydroscapes' along the iso- to anisohydric continuum of stomatal regulation of plant water status by Meinzer, Frederick C., Woodruff, David R., Marias, Danielle E., Smith, Duncan D., McCulloh, Katherine A., Howard, Ava R., Magedman, Alicia L.

“…The concept of iso‐ vs. anisohydry has been used to describe the stringency of stomatal regulation of plant water potential (ψ). However, metrics that…”
Get full text

Rare pits, large vessels and extreme vulnerability to cavitation in a ring-porous tree species by Christman, Mairgareth A., Sperry, John S., Smith, Duncan D.

“…The rare pit hypothesis predicts that the extensive inter-vessel pitting in large early-wood vessels of ring-porous trees should render many of these vessels…”
Get full text

A synthesis of the effects of atmospheric carbon dioxide enrichment on plant hydraulics: implications for whole‐plant water use efficiency and resistance to drought by Domec, Jean‐Christophe, Smith, Duncan D., McCulloh, Kate A.

“…Here, we summarize studies on the effects of elevated [CO2] (CO2e) on the structure and function of plant hydraulic architecture and explore the implications…”
Get full text

roles of hydraulic and carbon stress in a widespread climate-induced forest die-off by Anderegg, William R. L, Berry, Joseph A, Smith, Duncan D, Sperry, John S, Anderegg, Leander D. L, Field, Christopher B

“…Forest ecosystems store approximately 45% of the carbon found in terrestrial ecosystems, but they are sensitive to climate-induced dieback. Forest die-off…”
Get full text

Stomatal kinetics and photosynthetic gas exchange along a continuum of isohydric to anisohydric regulation of plant water status by Meinzer, Frederick C., Smith, Duncan D., Woodruff, David R., Marias, Danielle E., McCulloh, Katherine A., Howard, Ava R., Magedman, Alicia L.

“…Species' differences in the stringency of stomatal control of plant water potential represent a continuum of isohydric to anisohydric behaviours. However,…”
Get full text

A KRAS-responsive long non-coding RNA controls microRNA processing by Shi, Lei, Magee, Peter, Fassan, Matteo, Sahoo, Sudhakar, Leong, Hui Sun, Lee, Dave, Sellers, Robert, Brullé-Soumaré, Laura, Cairo, Stefano, Monteverde, Tiziana, Volinia, Stefano, Smith, Duncan D., Di Leva, Gianpiero, Galuppini, Francesca, Paliouras, Athanasios R., Zeng, Kang, O’Keefe, Raymond, Garofalo, Michela

“…Wild-type KRAS ( KRAS WT ) amplification has been shown to be a secondary means of KRAS activation in cancer and associated with poor survival. Nevertheless,…”
Get full text

Ecophysiological adaptations shape distributions of closely related trees along a climatic moisture gradient by Smith, Duncan D., Adams, Mark A., Salvi, Amanda M., Krieg, Christopher P., Ané, Cécile, McCulloh, Katherine A., Givnish, Thomas J.

“…Tradeoffs between the energetic benefits and costs of traits can shape species and trait distributions along environmental gradients. Here we test predictions…”
Get full text

Convergence in leaf size versus twig leaf area scaling: do plants optimize leaf area partitioning? by Smith, Duncan D., Sperry, John S., Adler, Frederick R.

“…Corner's rule states that thicker twigs bear larger leaves. The exact nature of this relationship and why it should occur has been the subject of numerous…”
Get full text

Greater ecophysiological stress tolerance in the core environment than in extreme environments of wild chickpea (Cicer reticulatum) by Krieg, Christopher P., Smith, Duncan D., Adams, Mark A., Berger, Jens, Layegh Nikravesh, Niloofar, von Wettberg, Eric J.

“…Global climate change and land use change underlie a need to develop new crop breeding strategies, and crop wild relatives (CWR) have become an important…”
Get full text

Coordination between water transport capacity, biomass growth, metabolic scaling and species stature in co‐occurring shrub and tree species by SMITH, DUNCAN D, SPERRY, JOHN S

“…The significance of xylem function and metabolic scaling theory begins from the idea that water transport is strongly coupled to growth rate. At the same time,…”
Get full text

An empirical assessment of tree branching networks and implications for plant allometric scaling models by Bentley, Lisa Patrick, Stegen, James C., Savage, Van M., Smith, Duncan D., von Allmen, Erica I., Sperry, John S., Reich, Peter B., Enquist, Brian J.

“…Several theories predict whole‐tree function on the basis of allometric scaling relationships assumed to emerge from traits of branching networks. To test this…”
Get full text

Deviation from symmetrically self-similar branching in trees predicts altered hydraulics, mechanics, light interception and metabolic scaling by Smith, Duncan D., Sperry, John S., Enquist, Brian J., Savage, Van M., McCulloh, Katherine A., Bentley, Lisa P.

“…The West, Brown, Enquist (WBE) model derives symmetrically self-similar branching to predict metabolic scaling from hydraulic conductance, K, (a metabolism…”
Get full text

Even when the seasons change our allometry stays the same. A Commentary on: 'Corner's rules pass the test of time: little effect of phenology on leaf-shoot and other scaling relationships' by Smith, Duncan D

“…This article comments on: Alex Fajardo, Juan P. Mora and Etienne Robert, Corner’s rules pass the test of time: little effect of phenology on leaf–shoot and…”
Get full text

Scaling the leaf length-times-width equation to predict total leaf area of shoots by Koyama, Kohei, Smith, Duncan D

“…An individual plant consists of different-sized shoots, each of which consists of different-sized leaves. To predict plant-level physiological responses from…”
Get full text

Linking stem rehydration kinetics to hydraulic traits using a novel method and mechanistic model by O’Keefe, Kimberly, Smith, Duncan D, McCulloh, Katherine A

“…Abstract Background Despite the recognized importance of hydraulic capacitance as a mechanism used by plants to maintain hydraulic functioning during high…”
Get full text

A dynamic yet vulnerable pipeline: Integration and coordination of hydraulic traits across whole plants by McCulloh, Katherine A., Domec, Jean‐Christophe, Johnson, Daniel M., Smith, Duncan D., Meinzer, Frederick C.

“…The vast majority of measurements in the field of plant hydraulics have been on small‐diameter branches from woody species. These measurements have provided…”
Get full text

Limited physiological acclimation to recurrent heatwaves in two boreal tree species by Gagne, Maegan A, Smith, Duncan D, McCulloh, Katherine A

“…Abstract The intensity of extreme heat and drought events has drastically risen in recent decades and will likely continue throughout the century. Northern…”
Get full text

At least it is a dry cold: the global distribution of freeze-thaw and drought stress and the traits that may impart poly-tolerance in conifers by McCulloh, Katherine A, Augustine, Steven P, Goke, Alex, Jordan, Rachel, Krieg, Christopher P, O'Keefe, Kimberly, Smith, Duncan D

“…Conifers inhabit some of the most challenging landscapes where multiple abiotic stressors (e.g., aridity, freezing temperatures) often co-occur. Physiological…”
Get full text

Hydroscapes, hydroscape plasticity and relationships to functional traits and mesophyll photosynthetic sensitivity to leaf water potential in Eucalyptus species by Salvi, Amanda M., Gosetti, Sophia G., Smith, Duncan D., Adams, Mark A., Givnish, Thomas J., McCulloh, Katherine A.

“…The isohydric–anisohydric continuum describes the relative stringency of stomatal control of leaf water potential (ψleaf) during drought. Hydroscape area…”
Get full text

Coordination and trade‐offs between leaf and stem hydraulic traits and stomatal regulation along a spectrum of isohydry to anisohydry by Fu, Xiaoli, Meinzer, Frederick C., Woodruff, David R., Liu, Yan‐Yan, Smith, Duncan D., McCulloh, Katherine A., Howard, Ava R.

“…The degree of plant iso/anisohydry, a widely used framework for classifying species‐specific hydraulic strategies, integrates multiple components of the…”
Get full text