Search Results - "Schaberg, P G"

Stem girdling manipulates leaf sugar concentrations and anthocyanin expression in sugar maple trees during autumn by Murakami, P.F, Schaberg, P.G, Shane, J.B

“…To better understand the effects of sugar accumulation on red color development of foliage during autumn, we compared carbohydrate concentration, anthocyanin…”
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Dynamics of low-temperature acclimation in temperate and boreal conifer foliage in a mild winter climate by Strimbeck, G. Richard, Kjellsen, Trygve D, Schaberg, Paul G, Murakami, Paula F

“…To provide baseline data for physiological studies of extreme low-temperature (LT) tolerance in boreal conifers, we profiled LT stress responses, liquid…”
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Association of red coloration with senescence of sugar maple leaves in autumn by Schaberg, P. G, Murakami, P. F, Turner, M. R, Heitz, H. K, Hawley, G. J

“…We evaluated the association of red coloration with senescence in sugar maple (Acer saccharum Marsh.) leaves by assessing differences in leaf retention…”
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Factors influencing red expression in autumn foliage of sugar maple trees by Schaberg, P G, Van Den Berg, A K, Murakami, P F, Shane, J B, Donnelly, J R

“…We evaluated factors influencing the development of autumn red coloration in leaves of sugar maple (Acer saccharum Marsh.) by measuring mineral nutrient and…”
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Do Nutrient Limitation Patterns Shift from Nitrogen Toward Phosphorus with Increasing Nitrogen Deposition Across the Northeastern United States? by Crowley, K. F., McNeil, B. E., Lovett, G. M., Canham, C. D., Driscoll, C. T., Rustad, L. E., Denny, E., Hallett, R. A., Arthur, M. A., Boggs, J. L., Goodale, C. L., Kahl, J. S., McNulty, S. G., Ollinger, S. V., Pardo, L. H., Schaberg, P. G., Stoddard, J. L., Weand, M. P., Weathers, K. C.

“…Atmospheric nitrogen (N) deposition is altering biogeochemical cycling in forests and interconnected lakes of the northeastern US, and may shift nutrient…”
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Seasonal patterns of carbohydrate reserves in red spruce seedlings by Schaberg, P. G., Snyder, M. C., Shane, J. B., Donnelly, J. R.

“…We studied seasonal dynamics of carbohydrate storage in red spruce (Picea rubens Sarg.) seedlings by measuring starch and sugar concentrations of old needles…”
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Acidic mist reduces foliar membrane-associated calcium and impairs stomatal responsiveness in red spruce by Borer, C.H, Schaberg, P.G, DeHayes, D.H

“…Acidic deposition can leach essential pools of calcium (Ca) directly from plant foliage. Because of the central role of Ca in environmental signal…”
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Acid mist and soil Ca and Al alter the mineral nutrition and physiology of red spruce by Schaberg, P. G., Dehayes, D. H., Hawley, G. J., Strimbeck, G. R., Cumming, J. R., Murakami, P. F., Borer, C. H.

“…We examined the effects and potential interactions of acid mist and soil solution Ca and Al treatments on foliar cation concentrations, membrane-associated Ca…”
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Patterns in δ¹⁵N in roots, stems, and leaves of sugar maple and American beech seedlings, saplings, and mature trees by Pardo, L. H, Semaoune, P, Schaberg, P. G, Eagar, C, Sebilo, M

“…Stable isotopes of nitrogen (N) in plants are increasingly used to evaluate ecosystem N cycling patterns. A basic assumption in this research is that plant…”
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Calcium addition at the Hubbard Brook Experimental Forest increases sugar storage, antioxidant activity and cold tolerance in native red spruce (Picea rubens) by Halman, J.M, Schaberg, P.G, Hawley, G.J, Eagar, C

“…In fall (November 2005) and winter (February 2006), we collected current-year foliage of native red spruce (Picea rubens Sarg.) growing in a reference…”
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Photosynthetic capacity of red spruce during winter by Schaberg, P.G, Shane, J.B, Cali, P.F, Donnelly, J.R, Strimbeck, G.R

“…We measured the photosynthetic capacity (P(max)) of plantation-grown red spruce (Picea rubens Sarg.) during two winter seasons (1993-94 and 1994-95) and…”
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Physiological implications of seasonal variation in membrane-associated calcium in red spruce mesophyll cells by DeHayes, D.H, Schaberg, P.G, Hawley, G.J, Borer, C.H, Cumming, J.R, Strimbeck, G.R

“…We examined the pattern of seasonal variation in total foliar calcium (Ca) pools and plasma membrane-associated Ca (mCa) in mesophyll cells of current-year and…”
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Associations of calcium and aluminum with the growth and health of sugar maple trees in Vermont by Schaberg, Paul G., Tilley, James W., Hawley, Gary J., DeHayes, Donald H., Bailey, Scott W.

“…We compared tree growth and crown condition with soil and foliar elemental composition in 14 sugar maple ( Acer saccharum Marsh.) stands in VT, USA, to…”
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Physiological changes in red spruce seedlings during a simulated winter thaw by Schaberg, P G, Shane, J B, Hawley, G J, Strimbeck, G R, DeHayes, D H, Cali, P F, Donnelly, J R

“…We evaluated net photosynthesis, respiration, leaf conductance, xylem pressure potential (XPP) and cold hardiness in red spruce (Picea rubens Sarg.) seedlings…”
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Winter Photosynthesis in Red Spruce (Picea rubens Sarg.): Limitations, Potential Benefits, and Risks by Schaberg, P. G.

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Winter Photosynthesis in Red Spruce (Picea rubens Sarg.): Limitations, Potential Benefits, and Risks by Schaberg, P. G.

“…Numerous cold-induced changes in physiology limit the capacity of northern conifers to photosynthesize during winter. Studies of red spruce (Picea rubens…”
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Is Nut Cold Tolerance a Limitation to the Restoration of American Chestnut in the Northeastern United States? by Schaberg, Paul G., Gurney, Kendra M., Janes, Benjamin R., Halman, Joshua M., Hawley, Gary J.

“…American chestnut (Castanea dentata) was once a dominant hardwood species in the eastern United States, growing from Maine to Georgia and west to the Ohio…”
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Accretion, partitioning and sequestration of calcium and aluminum in red spruce foliage: implications for tree health by Borer, C.H, Schaberg, P.G, DeHayes, D.H, Hawley, G.J

“…Calcium (Ca) is an essential macronutrient in plants and is an important component of many cellular structures and physiological processes as well as overall…”
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Unravelling the evolution of autumn colours: an interdisciplinary approach by Archetti, Marco, Döring, Thomas F., Hagen, Snorre B., Hughes, Nicole M., Leather, Simon R., Lee, David W., Lev-Yadun, Simcha, Manetas, Yiannis, Ougham, Helen J., Schaberg, Paul G., Thomas, Howard

“…Leaf colour change is commonly observed in temperate deciduous forests in autumn. This is not simply a side effect of leaf senescence, and, in the past decade,…”
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Anthropogenic alterations of genetic diversity within tree populations: Implications for forest ecosystem resilience by Schaberg, Paul G., DeHayes, Donald H., Hawley, Gary J., Nijensohn, Samuel E.

“…Healthy forests provide many of the essential ecosystem services upon which all life depends. Genetic diversity is an essential component of long-term forest…”
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