Search Results - "Phoenix, G.K"

The Impacts of UV-B Radiation on the Regeneration of a Sub-Arctic Heath Community by Phoenix, G. K., Gwynn-Jones, D., Lee, J. A., Callaghan, T. V.

“…The effects of ultraviolet-B radiation on regeneration after disturbance of a natural sub-arctic heathland have been investigated. Areas of pristine dwarf…”
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Impacts of parasitic plants on natural communities by Press, M.C, Phoenix, G.K

“…Parasitic plants have profound effects on the ecosystems in which they occur. They are represented by some 4000 species and can be found in most major biomes…”
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Atmospheric nitrogen deposition in world biodiversity hotspots: the need for a greater global perspective in assessing N deposition impacts by PHOENIX, GARETH K., HICKS, W. KEVIN, CINDERBY, STEVE, KUYLENSTIERNA, JOHAN C. I., STOCK, WILLIAM D., DENTENER, FRANK J., GILLER, KEN E., AUSTIN, AMY T., LEFROY, ROD D. B., GIMENO, BEN S., ASHMORE, MIKE R., INESON, PHILIP

“…Increased atmospheric nitrogen (N) deposition is known to reduce plant diversity in natural and semi‐natural ecosystems, yet our understanding of these impacts…”
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Impacts of extreme winter warming events on litter decomposition in a sub-Arctic heathland by Bokhorst, S., Bjerke, J.W., Melillo, J., Callaghan, T.V., Phoenix, G.K.

“…Arctic climate change is expected to lead to a greater frequency of extreme winter warming events. During these events, temperatures rapidly increase to well…”
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Vegetation recovery following extreme winter warming events in the sub-Arctic estimated using NDVI from remote sensing and handheld passive proximal sensors by Bokhorst, S., Tømmervik, H., Callaghan, T.V., Phoenix, G.K., Bjerke, J.W.

“…► Extreme winter warming events cause considerable damage to sub-Arctic vegetation. ► 26% NDVI decline followed from a 10-day winter warming event in northern…”
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Linking physiological traits to impacts on community structure and function: the role of root hemiparasitic Orobanchaceae (ex-Scrophulariaceae) by Phoenix, G.K, Press, M.C

“…1 The hemiparasitic Orobanchaceae (ex-Scrophulariaceae) are characterized by a distinctive suite of ecophysiological traits. These traits have important…”
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Simulated pollutant nitrogen deposition increases P demand and enhances root-surface phosphatase activities of three plant functional types in a calcareous grassland by Phoenix, G.K, Booth, R.E, Leake, J.R, Read, D.J, Grime, J.P, Lee, J.A

“…• The effects of 7 yr enhanced nitrogen (N) deposition (3.5-14 g N m-2 yr-1) in combination with phosphorus (P) additions, on growth, shoot N and P content,…”
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Ecological importance of ambient solar ultraviolet radiation to a sub-arctic heath community by Phoenix, G.K, Gwynn-Jones, D, Lee, J.A, Callaghan, T.V

“…While there is considerable knowledge of the effects of enhanced levels of ultraviolet radiation (UV) on plant species, much less is known of the importance of…”
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