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Items where NERC Author is "Sheppard, Lucy"

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Number of items: 98.

2014

Dias, Teresa; Clemente, Adelaide; Martins-Loução, Maria Amélia; Sheppard, Lucy; Bobbink, Roland; Cruz, Cristina. 2014 Ammonium as a driving force of plant diversity and ecosystem functioning: observations based on 5 Years' manipulation of N dose and form in a mediterranean ecosystem. PLoS ONE, 9 (4), e92517. 10, pp. 10.1371/journal.pone.0092517

Munzi, S.; Cruz, C.; Branquinho, C.; Pinho, P.; Leith, Ian; Sheppard, Lucy. 2014 Can ammonia tolerance amongst lichen functional groups be explained by physiological responses? Environmental Pollution, 187. 206-209. 10.1016/j.envpol.2014.01.009

Curtis, Chris J.; Simpson, Gavin L.; Battarbee, Rick W.; Maberly, Stephen. 2014 Challenges in defining critical loads for nitrogen in UK lakes. In: Sutton, Mark A.; Mason, Kate E.; Sheppard, Lucy J.; Sverdrup, Harald; Haeuber, Richard; Hicks, W. Kevin, (eds.) Nitrogen deposition, critical loads and biodiversity. Dordrecht, Springer, 337-344.

Erisman, Jan Willem; Leach, Allison; Adams, Mark; Agboola , Julius I.; Ahmetaj, Luan; Alard, Didier; Austin, Amy; Awodun, Moses A.; Bareham, Simon; Bird, Theresa L.; Bleeker, Albert; Bull, Keith; Cornell, Sarah E.; Davidson, Eric; De Vries, Wim; Dias, Teresa; Emmett, Bridget; Goodale, Christine; Greaver, Tara; Haeuber, Richard; Harmens, Harry; Hicks, W. Kevin; Hogbom, Lars; Jarvis, Paul; Johansson, Matti; Russell, Zoe; McClean, Colin; Paton, Bill; Perez, Tibisay; Plesnik, Jan; Rao, Nalini; Schmidt, Susanne; Sharma, Yogendra B.; Tokuchi, Naoko; Whitfield, Clare P.. 2014 Nitrogen deposition effects on ecosystem services and interactions with other pollutants and climate change. In: Sutton, Mark A.; Mason, Kate E.; Sheppard, Lucy J.; Sverdrup, Harald; Haeuber, Richard; Hicks, W. Kevin, (eds.) Nitrogen deposition, critical loads and biodiversity. Dordrecht, Springer, 493-505.

Cape, J. Neil. 2014 What happens to ammonia on leaf surfaces? In: Sutton, Mark A.; Mason, Kate E.; Sheppard, Lucy J.; Sverdrup, Harald; Haeuber, Richard ; Hicks, W. Kevin, (eds.) Nitrogen deposition, critical loads and biodiversity. Dordrecht, Springer, 139-146.

Braban, C.F.; Leith, I.D.; Leeson, S.; Tang, Y.S.; van Dijk, N.; Sheppard, L.J.; Solera Garcia, M.A.; Sutton, M.A.. 2014 Directional ammonia. Final report. Penicuik, NERC/Centre for Ecology & Hydrology, 22pp. (CEH Project no. C04765) (Unpublished)

Jones, L.; Provins, A.; Holland, M.; Mills, G.; Hayes, F.; Emmett, B.; Hall, J.; Sheppard, L.; Smith, R.; Sutton, M.; Hicks, K.; Ashmore, M.; Haines-Young, R.; Harper-Simmonds, L.. 2014 A review and application of the evidence for nitrogen impacts on ecosystem services. Ecosystem Services, 7. 76-88. 10.1016/j.ecoser.2013.09.001

Sheppard, Lucy J.; Leith, Ian D.; Mizunuma, Toshie; Leeson, Sarah; Kivimaki, Sanna; Cape, J. Neil; van Dijk, Netty; Leaver, David; Sutton, Mark A.; Fowler, David; van den Berg, Leon J.L.; Crossley, Alan; Field, Chris; Smart, Simon. 2014 Inertia in an ombrotrophic bog ecosystem in response to 9 years' realistic perturbation by wet deposition of nitrogen, separated by form. Global Change Biology, 20 (2). 566-580. 10.1111/gcb.12357

2013

Sheppard, Lucy J.; Leith, Ian D.; Leeson, Sarah; Mizunuma, Toshie; Bakker, Robin; Elustondo, David; Garcia-Gomez, Hector. 2013 PK additions modify the effects of N dose and form on species composition, species litter chemistry and peat chemistry in a Scottish peatland. Biogeochemistry, 116 (1-3). 39-53. 10.1007/s10533-013-9880-y

Fowler, David; Coyle, Mhairi; Skiba, Ute; Sutton, Mark A.; Cape, J. Neil; Reis, Stefan; Sheppard, Lucy J.; Jenkins, Alan; Grizzetti, Bruna; Galloway, James N.; Vitousek, Peter; Leach, Allison; Bouwman, Alexander F.; Butterbach-Bahl, Klaus; Dentener, Frank; Stevenson, David; Amann, Marcus; Voss, Maren. 2013 The global nitrogen cycle in the twenty-first century [in special issue: The global nitrogen cycle in the twenty-first century] Philosophical Transactions of the Royal Society (B), 368 (1621), 20130164 . 13, pp. 10.1098/rstb.2013.0164

Owen, Susan; Sheppard, Lucy; Ochoa-Hueso, Raul. 2013 Effects of wet N deposition on Sphagnum capillifolium in peatland. [Dissemination / Communication]

Sheppard, L.J.; Leith, I.D.; Leeson, S.R.; van Dijk, N.; Field, C.; Levy, P.. 2013 Fate of N in a peatland, Whim bog: immobilisation in the vegetation and peat, leakage into pore water and losses as N2O depend on the form of N. Biogeosciences, 10 (1). 149-160. 10.5194/bg-10-149-2013

Payne, Richard J.; Jassey, Vincent E.J.; Leith, Ian D.; Sheppard, Lucy J.; Dise, Nancy B.; Gilbert, Daniel. 2013 Ammonia exposure promotes algal biomass in an ombrotrophic peatland. Soil Biology and Biochemistry, 57. 936-938. 10.1016/j.soilbio.2012.09.012

Kivimäki, Sanna K.; Sheppard, Lucy J.; Leith, Ian D.; Grace, John. 2013 Long-term enhanced nitrogen deposition increases ecosystem respiration and carbon loss from a Sphagnum bog in the Scottish Borders. Environmental and Experimental Botany, 90. 53-61. 10.1016/j.envexpbot.2012.09.003

Gray, Alan; Levy, Peter E.; Cooper, Mark D.A.; Jones, Timothy; Gaiawyn, Jenny; Leeson, Sarah R.; Ward, Susan E.; Dinsmore, Kerry J.; Drewer, Julia; Sheppard, Lucy J.; Ostle, Nick J.; Evans, Chris D.; Burden, Annette; Zieliński, Piotr. 2013 Methane indicator values for peatlands: a comparison of species and functional groups. Global Change Biology, 19 (4). 1141-1150. 10.1111/gcb.12120

Dias, Teresa; Oakley, Simon; Alarcon-Gutierrez, Enrique; Ziarelli, Fabio; Trindade, Henrique; Martins-Loucao, Maria Amelia; Sheppard, Lucy; Ostle, Nick; Cruz, Cristina. 2013 N-driven changes in a plant community affect leaf-litter traits and may delay organic matter decomposition in a Mediterranean maquis. Soil Biology and Biochemistry, 58. 163-171. 10.1016/j.soilbio.2012.10.027

2012

Millett, Jonathan; Leith, Ian; Sheppard, Lucy; Newton, Jason. 2012 Response of Sphagnum papillosum and Drosera rotundifolia to reduced and oxidised wet nitrogen deposition. Folia Geobotanica, 47 (2). 179-191. 10.1007/s12224-011-9114-9

Limpens, J.; Granath, G.; Aerts, R.; Heijmans, M.M.P.D.; Sheppard, L.J.; Bragazza, L.; Williams, B.L.; Rydin, H.; Bubier, J.; Moore, T.; Rochefort, L.; Mitchell, E.A.D.; Buttler, A.; van den Berg, L.J.L.; Gunnarsson, U.; Francez, A.-J.; Gerdol, R.; Thormann, M.; Grosvernier, P.; Wiedermann, M.M.; Nilsson, M.B.; Hoosbeek, M.R.; Bayley, S.; Nordbakken, J.-F.; Paulissen, M.P.C.P.; Hotes, S.; Breeuwer, A.; Ilomets, M.; Tomassen, H.B.M.; Leith, I.; Xu, B.. 2012 Glasshouse vs field experiments: do they yield ecologically similar results for assessing N impacts on peat mosses? New Phytologist, 195 (2). 408-418. 10.1111/j.1469-8137.2012.04157.x

Phoenix, Gareth K.; Emmett, Bridget A.; Britton, Andrea J.; Caporn, Simon J.M.; Dise, Nancy B; Helliwell, Rachel; Jones, Laurence; Leake, Jonathan R.; Leith, Ian D.; Sheppard, Lucy J.; Sowerby, Alwyn; Pilkington, Michael G.; Rowe, Edwin C.; Ashmore, Mike R; Power, Sally A.. 2012 Impacts of atmospheric nitrogen deposition: responses of multiple plant and soil parameters across contrasting ecosystems in long-term field experiments. Global Change Biology, 18 (4). 1197-1215. 10.1111/j.1365-2486.2011.02590.x

Levy, Peter E.; Burden, Annette; Cooper, Mark D.A.; Dinsmore, Kerry J.; Drewer, Julia; Evans, Chris; Fowler, David; Gaiawyn, Jenny; Gray, Alan; Jones, Stephanie K.; Jones, Timothy; McNamara, Niall P.; Mills, Robert; Ostle, Nick; Sheppard, Lucy J.; Skiba, Ute; Sowerby, Alwyn; Ward, Susan E.; Zieliński, Piotr. 2012 Methane emissions from soils: synthesis and analysis of a large UK data set. Global Change Biology, 18 (5). 1657-1669. 10.1111/j.1365-2486.2011.02616.x

Carter, M.S.; Larsen, K.S.; Emmett, B.; Estiarte, M.; Field, C.; Leith, I.D.; Lund, M.; Meijide, A.; Mills, R.T.E.; Niinemets, Ü.; Peñuelas, J.; Portillo-Estrada, M.; Schmidt, I.K.; Selsted, M.B.; Sheppard, L.J.; Sowerby, A.; Tietema, A.; Beier, C.. 2012 Synthesizing greenhouse gas fluxes across nine European peatlands and shrublands: responses to climatic and environmental changes. Biogeosciences, 9 (10). 3739-3755. 10.5194/bg-9-3739-2012

2011

Hall, Jane; Emmett, Bridget; Garbutt, Angus; Jones, Laurence; Rowe, Ed; Sheppard, Lucy; Vanguelova, Elena; Pitman, Rona; Britton, Andrea; Hester, Alison; Ashmore, Mike; Power, Sally; Caporn, Simon. 2011 UK Status Report July 2011: Update to empirical critical loads of nitrogen. Report to Defra under contract AQ801 Critical Loads and Dynamic Modelling. NERC/Centre for Ecology & Hydrology, 57pp. (UNSPECIFIED)

Sheppard, L.J.; Leith, I.D.; Mizunuma, T.; van Dijk, N.; Cape, J.N.; Sutton, M.A.. 2011 All forms of reactive nitrogen deposition to Natura 2000 sites should not be treated equally: effects of wet versus dry and reduced versus oxidised nitrogen deposition. In: Hicks, W.K.; Whitfield, C.P.; Bealey, W.J.; Sutton, M.A., (eds.) Nitrogen deposition and Natura 2000: Science and practice in determining environmental impacts. COST Office - European Cooperation in Science and Technology, 181-190.

Limpens, J; Granath, G.; Gunnarsson, U.; Aerts, R.; Bayley, S.; Bragazza, L.; Bubier, J.; Buttler, A.; van den Berg, L.J.L.; Francez, A.-J.; Gerdol, R.; Grosvernier, P.; Heijmans, M.M.P.D.; Hoosbeek, M.R.; Hotes, S.; Ilomets, M.; Leith, I.; Mitchell, E.A.D.; Moore, T.; Nilsson, M.B.; Nordbakken, J.-F.; Rochefort, L.; Rydin, H.; Sheppard, L.J.; Thormann, M.; Wiedermann, M.M.; Williams, B.L.; Xu, B.. 2011 Climatic modifiers of the response to nitrogen deposition in peat-forming Sphagnum mosses: a meta-analysis. New Phytologist, 191 (2). 496-507. 10.1111/j.1469-8137.2011.03680.x

Sheppard, Lucy J.; Leith, Ian D.; Mizunuma, Toshie; Cape, John Neil; Crossley, Alan; Leeson, Sarah; Sutton, Mark A.; Fowler, David; van Dijk, Netty. 2011 Dry deposition of ammonia gas drives species change faster than wet deposition of ammonium ions: evidence from a long-term field manipulation. Global Change Biology, 17 (12). 3589-3607. 10.1111/j.1365-2486.2011.02478.x

Dias, T.; Malveiro, S.; Chaves, S.; Tenreiro, R.; Branquinho, C.; Martins-Loução, M.A.; Sheppard, L.J.; Cruz, C.. 2011 Effects of increased N availability on biodiversity of Mediterranean-type ecosystems: a case study in a Natura 2000 site in Portugal. In: Hicks, W.K.; Whitfield, C.P.; Bealey, W.J.; Sutton, M.A., (eds.) Nitrogen deposition and Natura 2000: Science and practice in determining environmental impacts. COST Office - European Cooperation in Science and Technology, 173-181.

Mizunuma, T.; Leith, I.D.; Gray, A.; Sutton, M.A.; Sheppard, L.J.. 2011 Evaluation of nitrogen indicators on ombrotrophic acid bogs: observations from a nitrogen manipulation study. In: Hicks, W.K.; Whitfield, C.P.; Bealey, W.J.; Sutton, M.A., (eds.) Nitrogen deposition and Natura 2000: Science and practice in determining environmental impacts. COST Office - European Cooperation in Science and Technology, 190-200.

Currey, Pauline M.; Johnson, David; Dawson, Lorna A.; van der Wal, Rene; Thornton, Barry; Sheppard, Lucy J.; Leith, Ian D.; Artz, Rebekka R.E.. 2011 Five years of simulated atmospheric nitrogen deposition have only subtle effects on the fate of newly synthesized carbon in Calluna vulgaris and Eriophorum vaginatum. Soil Biology and Biochemistry, 43 (3). 495-502. 10.1016/j.soilbio.2010.11.003

Dias, Teresa; Malveiro, Sónia; Martins-Loução, Maria Amélia; Sheppard, Lucy J.; Cruz, Cristina. 2011 Linking N-driven biodiversity changes with soil N availability in a Mediterranean ecosystem. Plant and Soil, 341 (1-2). 125-136. 10.1007/s11104-010-0628-3

Nordin, A.; Sheppard, L.J.; Strengbom, J.; Bobbink, R.; Gunnarsson, U.; Hicks, W.K.; Sutton, M.A.. 2011 New science on the effects of nitrogen deposition and concentrations on Natura 2000 sites (theme 3): background documement. In: Hicks, W.K.; Whitfield, C.P.; Bealey, W.J.; Sutton, M.A., (eds.) Nitrogen deposition and Natura 2000: Science and practice in determining environmental impacts. COST Office - European Cooperation in Science and Technology, 115-129.

Strengbom, J.; Andersen, H.V.; Aazem, K.; Adema, E.B.; Alard, D.; Bobbink, R.; Bringmark, L.; Buchwald, E.; Cape, J.N.; Cruz, C.; Feest, A.; Forsius, M.; Harmens, H.; Nordin, A.; Pinho, P.; Rotthier, S.L.F.; Sheppard, L.; Staelens, J.; Tsiouris, S.; Wuyts, K.. 2011 New science on the effects of nitrogen deposition and concentrations on Natura 2000 sites (theme 3): working group report. In: Hicks, W.K.; Whitfield, C.P.; Bealey, W.J.; Sutton, M.A., (eds.) Nitrogen deposition and Natura 2000: Science and practice in determining environmental impacts. COST Office - European Cooperation in Science and Technology, 129-136.

Ochoa-Hueso, Raul; Allen, Edith B.; Branquinho, Cristina; Cruz, Cristina; Dias, Teresa; Fenn, Mark E.; Manrique, Esteban; Pérez-Corona, M. Esther; Sheppard, Lucy J.; Stock, William D.. 2011 Nitrogen deposition effects on Mediterranean-type ecosystems: An ecological assessment. Environmental Pollution, 159 (10). 2265-2279. 10.1016/j.envpol.2010.12.019

Sheppard, L.J.; Leith, I.D.; Leeson, S.; van Dijk, N.; Cape, J.N.; Fowler, D.; Field, C. 2011 Nitrogen form makes a difference to the responses of a peatland to enhanced reactive nitrogen deposition [abstract]. In: Book of Abstracts: Joint Society of Wetland Scientists, WETPOL and Wetland Biogeochemistry Symposium. Guarant, p.289.

Dias, Teresa; Neto, Domingos; Martins-Loução, Maria Amélia; Sheppard, Lucy; Cruz, Christina. 2011 Patterns of nitrate reductase activity vary according to the plant functional group in a Mediterranean maquis. Plant and Soil, 347 (1-2). 363-376. 10.1007/s11104-011-0856-1

Levy, P.E.; Gray, A.; Leeson, S.R.; Gaiawyn, J.; Kelly, M.P.C.; Cooper, M.D.A.; Dinsmore, K.J.; Jones, S.K.; Sheppard, L.J.. 2011 Quantification of uncertainty in trace gas fluxes measured by the static chamber method. European Journal of Soil Science, 62 (6). 811-821. 10.1111/j.1365-2389.2011.01403.x

Strengbom, J.; Andersen, H.V.; Aazem, K.; Adema, E.B.; Aldard, D.; Bobbink, R.; Bringmark, L.; Buchwald, E.; Cape, N.; Cruz, C.; Feest, A.; Forsius, M.; Harmens, H.; Nordin, A.; Pinho, P.; Rotthier, S.L.F.; Sheppard, L.; Staelens, J.; Tsiouris, S.; Wuyts, K.. 2011 Working group report. In: Hicks, W.K.; Whitfield, C.P.; Bealey, W.J.; Sutton, M.A., (eds.) Nitrogen Deposition and Natura 2000 - Science & Practice in Determining Environmental Impacts. Brussels, Belgium, COST - European Cooperation in Science and Technology, 128-135.

Guerrieri, R.; Mencuccini, M.; Sheppard, L.J.; Saurer, M.; Perks, M.P.; Levy, P.; Sutton, M.A.; Borghetti, M.; Grace, J.. 2011 The legacy of enhanced N and S deposition as revealed by the combined analysis of 13C, 18O and 15N in tree rings. Global Change Biology, 17 (5). 1946-1962. 10.1111/j.1365-2486.2010.02362.x

2010

Johnson, David; Moore, Lucy; Green, Samuel; Leith, Ian D.; Sheppard, Lucy J.. 2010 Direct and indirect effects of ammonia, ammonium and nitrate on phosphatase activity and carbon fluxes from decomposing litter in peatland. Environmental Pollution, 158. 3157-3163. 10.1016/j.envpol.2010.06.038

Lewis, Jason; Leith, Ian; Wolseley, Pat; Sheppard, Lucy; Crittenden, Peter; Sutton, Mark. 2010 Epiphyte biomonitoring for atmospheric nitrogen effects on terrestrial habitats (2nd year report). SNIFFER, 39pp. (CEH Project Number: C03521) (Unpublished)

Cape, J.N.; Sheppard, L.J.; Crossley, A.; van Dijk, N.; Tang, Y.S.. 2010 Experimental field estimation of organic nitrogen formation in tree canopies. Environmental Pollution, 158. 2926-2933. 10.1016/j.envpol.2010.06.002

Hogan, E.J.; Minnullina, G.; Sheppard, L.J.; Leith, I.D.; Crittenden, P.D.. 2010 Response of phosphomonoesterase activity in the lichen Cladonia portentosa to nitrogen and phosphorus enrichment in a field manipulation experiment. New Phytologist, 186. 926-933. 10.1111/j.1469-8137.2010.03221.x

Currey, Pauline M.; Johnson, David; Sheppard, Lucy J.; Leith, Ian D.; Toberman, Hannah; Van Der Wal, Rene; Dawson, Lorna A.; Artz, Rebekka R.E.. 2010 Turnover of labile and recalcitrant soil carbon differ in response to nitrate and ammonium deposition in an ombrotrophic peatland. Global Change Biology, 16. 2307-2321. 10.1111/j.1365-2486.2009.02082.x

2009

Cape, J N.; van der Eerden, L. J.; Sheppard, L. J.; Leith, I. D.; Sutton, M. A.. 2009 Evidence for changing the Critical Level for ammonia. Environmental Pollution, 157 (3). 1033-1037. 10.1016/j.envpol.2008.09.049

Cape, John Neil; van der Eerden, Ludger; Fangmeier, Andreas; Ayres, John; Bareham, Simon; Bobbink, Roland; Branquinho, Cristina; Crittenden, Peter; Cruz, Cristina; Dias, Teresa; Leith, Ian D.; Martins-Loucao, Maria Amelia; Pitcairn, Carole; Sheppard, Lucy; Spranger, Till; Sutton, Mark; van Dijk, Netty; Wolseley, Pat. 2009 Critcal levels for ammonia. In: Sutton, Mark A.; Reis, Stefan; Baker, Samantha M.H., (eds.) Atmospheric ammonia: Detecting emission changes and environmental impacts. Results of an Expert Workshop under the Convention on Long-range Transboundary Air Pollution. Springer, 375-382.

Sheppard, Lucy J.; Leith, Ian D.; Crossley, Alan; van Dijk, Netty; Cape, J. Neil; Fowler, David; Sutton, Mark A.. 2009 Long-term cumulative exposure exacerbates the effects of atmospheric ammonia on an ombrotrophic bog: implications for critical levels. In: Sutton, Mark A.; Reis, Stefan; Baker, Samantha M.H., (eds.) Atmospheric Ammonia: Detecting emission changes and environmental impacts. Results of an Expert Workshop under the Convention on Long-range Transboundary Air Pollution. Springer, 49-58.

Sutton, Mark A.; Sheppard, Lucy J.; Fowler, David. 2009 Potential for the further development and application of critical levels to assess the environmental impacts of ammonia. In: Sutton, Mark A.; Reis, Stefan; Baker, Samantha M.H., (eds.) Atmospheric Ammonia: Detecting emission changes and environmental impacts. Results of an Expert Workshop under the Convention on Long-range Transboundary Air Pollution. Springer, 41-48.

Cape, J. Neil; van der Eerden, Ludger J.; Sheppard, Lucy J.; Leith, Ian D.; Sutton, Mark A.. 2009 Reassessment of critical levels for atmospheric ammonia. In: Sutton, Mark A.; Reis, Stefan; Baker, Samantha M.H., (eds.) Atmospheric Ammonia: Detecting emission changes and environmental impacts. Results of an Expert Workshop under the Convention on Long-range Transboundary Air Pollution. Springer, 15-40.

Leith, Ian D.; van Dijk, Netty; Pitcairn, Carole E.R.; Sheppard, Lucy J.; Sutton, Mark A.. 2009 Standardised grasses as biomonitors of ammonia pollution around agricultural point sources. In: Sutton, Mark A.; Reis, Stefan; Baker, Samantha M.H., (eds.) Atmospheric Ammonia: Detecting emission changes and environmental impacts. Results of an Expert Workshop under the Convention on Long-range Transboundary Air Pollution. Springer, 269-279.

Emmett, B.; Ashmore, M.; Belyazid, S; Britton, A.; Broadmeadow, M.; Caporn, S.; Davies, O.; Field, C.; Dise, N.; Helliwell, R.; Hester, A.; Hughes, S.; Leake, L.; Leith, I.; Maskell, L.; Mills, R.; Mizunuma, T.; Ostle, N.; Phoenix, G.; Power, S.; Reynolds, B.; Rowe, E.; Scott, A.; Sheppard, L.; Smart, S.; Sowerby, A.; Tipping, E.; Vanguelova, E.; Vuohelainen, A.; Williams, B.P.. 2009 Terrestrial Umbrella - Effects of eutrophication and acidification on terrestrial ecosystems. Annual Report 2009. NERC/Centre for Ecology & Hydrology, 49pp. (CEH Project Number: C03425)

Pitcairn, Carole E.R.; Leith, Ian D.; van Dijk, Netty; Sheppard, Lucy J.; Sutton, Mark A.; Fowler, David. 2009 The application of transects to assess the effects of ammonia on woodland groundflora. In: Sutton, Mark A.; Reis, Stefan; Baker, Samantha M.H., (eds.) Atmospheric Ammonia: Detecting emission changes and environmental impacts. Results of an Expert Workshop under the Convention on Long-range Transboundary Air Pollution. Springer, 59-69.

2008

Cape, J. N.; Jones, M. R.; Leith, I. D.; Sheppard, L. J.; van Dijk, N.; Sutton, M. A.; Fowler, D.. 2008 Estimate of annual NH3 dry deposition to a fumigated ombrotrophic bog using concentration-dependent deposition velocities. Atmospheric Environment, 42 (27). 6637-6646. 10.1016/j.atmosenv.2008.04.027

Sheppard, L. J.; Leith, I. D.; Field, C.; van Dijk, N.; Rung, M.; Skiba, U.. 2008 Effects of different nitrogen forms, ammonia gas and wet deposited ammonium and nitrate, on methane and nitrous oxide emissions from an ombrotrophic bog, Whim Moss, in the Scottish Borders. [Lecture] In: After Wise Use - The future of peatlands, Tullamore, Ireland, 8-13 June 2008. Finland, International peat society, 628-632.

Sheppard, Lucy J.; Crossley, Alan; Ingleby, Kevin; Woods, Clive. 2008 Implications of acidified S inputs on the fate and consequences of N deposition: results from a field manipulation of a Sitka spruce canopy in Southern Scotland. International Journal of Environmental Studies, 65 (3). 411-432. 10.1080/00207230701862553

Cape, J. N.; Jones, M.; Leith, I.D.; Sheppard, L.J.; van Dijk, N.; Sutton, M.A.; Fowler, D.. 2008 Concentration-dependent deposition velocities for ammonia – from lab to field. Geophysical Research Abstracts, 10, EGU2008-A-01929.

Cape, J. Neil; Jones, Matthew R.; Leith, Ian D.; Sheppard, Lucy J.; van Dijk, Netty; Sutton, Mark A.; Fowler, David. 2008 Concentration-dependent deposition velocities for ammonia: moving from lab to field. [Poster] In: European Geophysical Union, Vienna, 2008. (Unpublished)

Evans, Chris D.; Goodale, Christine L.; Caporn, Simon J. M.; Dise, Nancy B.; Emmett, Bridget A.; Fernandez, Ivan J.; Field, Chris D.; Findlay, Stuart E. G.; Lovett, Gary M.; Meesenburg, Henning; Moldan, Filip; Sheppard, Lucy J.. 2008 Does elevated nitrogen deposition or ecosystem recovery from acidification drive increased dissolved organic carbon loss from upland soil? A review of evidence from field nitrogen addition experiments. Biogeochemistry, 91 (1). 13-35. 10.1007/s10533-008-9256-x

Dragosits, U.; Dore, A.; Sheppard, L.; Vieno, M.; Tang, Y. S.; Theobald, M.; Sutton, M.. 2008 Sources, dispersion and fate of stmospheric ammonia. In: Hatfield, J.L.; Follett, R.F., (eds.) Nitrogen in the Environment - Sources, Problems, and Management. Academic Press, 333-393, 61pp.

Sheppard, Lucy J.; Leith, Ian D.; Crossley, A.; van Dijk, N.; Fowler, D.; Sutton, M. A.; Woods, C.. 2008 Stress responses of Calluna vulgaris to reduced and oxidised N applied under real world conditions. Environmental Pollution, 154 (3). 404-413. 10.1016/j.envpol.2007.10.040

Emmett, B.; Cooper, J. R.; Ashmore, M.; Belyazid, S; Britton, A.; Broadmeadow, M.; Caporn, S.; Carroll, J.; Davies, O.; Dise, N.; Field, C.; Helliwell, R.; Hester, A.; Hughes, S.; Leake, L.; Leith, I.; Maskell, L.; Mills, R.; Mizunuma, T.; Ostle, N.; Phoenix, G.; Power, S.; Reynolds, B.; Rowe, E.; Scott, A.; Sheppard, L.; Smart, S.; Sowerby, A.; Tipping, E.; Vanguelova, E.; Vuohelainen, A.. 2008 Terrestrial Umbrella - Effects of eutrophication and acidification on terrestrial ecosystems. Annual Report 2008. Bangor, NERC/Centre for Ecology & Hydrology, 35pp. (CEH Project Number: C03425)

2007

Emmett, B.; Ashmore, M.; Britton, A.; Broadmeadow, M.; Bullock, J.; Cape, N.; Caporn, S. J. M.; Carroll, J. A.; Cooper, J. R.; Cresser, M. S.; Crossley, A.; d'Hooghe, P.; De Lange, I.; Edmondson, J.; Evans, C. D.; Field, C.; Fowler, D.; Grant, H.; Green, E.; Griffiths, B.; Haworth, B.; Helliwell, R.; Hicks, K.; Hinton, C.; Holding, H.; Hughes, S.; James, M.; Jones, A.; Jones, M.; Jones, M. L. M.; Leake, J.; Leith, I.; Maskell, L.; McNamara, N.; Moy, I.; Oakley, S.; Ostle, N.; Pilkington, M.; Power, S.; Prendergast, M.; Ray, N.; Reynolds, B.; Rowe, E.; Roy, D.; Scott, A.; Sheppard, L.; Smart, S.; Sowerby, A.; Sutton, M.; Terry, A.; Tipping, E.; van den Berg, L.; van Dijk, N.; van Zetten, E.; Vanguelova, E.; Williams, B.; Williams, D.; Williams, W.. 2007 Terrestrial Umbrella: effects of eutrophication and acidification on terrestrial ecosystems. Final report. NERC/Centre for Ecology & Hydrology, 288pp. (CEH Project Number: C02613, Defra Contract No. CPEA 18)

Cape, J. Neil; Coyle, Mhairi; Leith, Ian D.; Sheppard, Lucy; Mills, Gina; Hayes, Felicity; Williamson, Jenny; Taylor, Louise; Ashmore, Mike; Toet, Sylvia; Wedlich, Kirstin; Barnes, Jeremy; Peacock, Simon; Wilkinson, Sally; Davies, William J.. 2007 Annual report to Defra:‘Ozone umbrella’ project AQ3510. Edinburgh, NERC/Centre for Ecology and Hydrology, 39pp. (CEH Project Number: C03108) (Unpublished)

Jones, M. R.; Leith, I. D.; Fowler, D.; Raven, J. A; Sutton, M. A.; Nemitz, E.; Cape, J. N.; Sheppard, L. J.; Smith, R. I.; Theobald, M. R.. 2007 Concentration-dependent NH3 deposition processes for mixed moorland semi-natural vegetation. Atmospheric Environment, 41 (10). 2049-2060. 10.1016/j.atmosenv.2006.11.003

Jones, M. R.; Leith, I. D.; Raven, J. A; Fowler, D.; Sutton, M. A.; Nemitz, E.; Cape, J. N.; Sheppard, L. J.; Smith, R. I.. 2007 Concentration-dependent NH3 deposition processes for moorland plant species with and without stomata. Atmospheric Environment, 41 (39). 8980-8994. 10.1016/j.atmosenv.2007.08.015

2006

Emmett, B. A.; Williams, B. L.; Ashmore, M.; Britton, A.; Broadmeadow, M.; Bullock, J.; Cape, J. N.; Caporn, S. J. M.; Carroll, J. A.; Cresser, M. S.; Crossley, A. C.; de Lange, I.; Edmondson, J.; Evans, C.; Fowler, D.; Grant, H.; Green, E. R.; Green, S.; Griffiths, B.; Hall, J.; Helliwell, R.; Hinton, C.; Hughes, S.; Jones, A. G.; Jones, M.; Leake, J. R.; Leith, I. D.; Maskell, L.; McNamara, N.; Moy, I.; Oakley, S.; Ostle, N.; Power, S. A.; Prendergast, M.; Price, E. A. C.; Reynolds, B.; Rowe, E.; Roy, D.; Scott, A.; Sheppard, L. J.; Smart, S.; Sowerby, A.; Sutton, M. A.; Thacker, S. A.; Tipping, E.; van Dijk, N.; Vanguelova, E.; van Zetten, E.; Williams, D.; Wilson, D.; Wright, S.. 2006 Terrestrial Umbrella Annual Report. July 2006. Centre for Ecology and Hydrology, 143pp. (Contract No CPEA 18) (Unpublished)

Pitcairn, Carole; Leith, Ian; Sheppard, Lucy; Sutton, Mark. 2006 Development of a nitrophobe/nitrophile classification for woodlands, grasslands and upland vegetation in Scotland. NERC/Centre for Ecology and Hydrology, 24pp. (CEH: Project Report Number: C03066) (Unpublished)

Pitcairn, Carole; Fowler, David; Leith, Ian; Sheppard, Lucy; Tang, Sim; Sutton, Mark; Famulari, Daniela. 2006 Diagnostic indicators of elevated nitrogen deposition. Environmental Pollution, 144. 941-950. 10.1016/j.envpol.2006.01.049

van Zetten, Elleke; de Lange, Irene; Sheppard, Lucy J.; Leith, Ian D.; Crossley, Alan; van den Berg, Leon; Roelofs, Jan. 2006 Effects of dry and wet N deposition on vegetation and biogeochemistry of an ombrotrophic bog. In: Caper 2006. Centre for Ecology and Hydrology, 9, 1pp.

Carfrae, J. A.; Skene, K. R.; Sheppard, L. J.; Ingleby, K.; Crossley, A.. 2006 Effects of nitrogen with and without acidified sulphur on an ectomycorrhizal community in a Sitka spruce (Picea sitchensis Bong. Carr) forest. Environmental Pollution, 141 (1). 131-138. 10.1016/j.envpol.2005.08.020

Prendergast, M.; Standen, V.; Cole, L.; Rees, B.; Parker, J.; Leith, Ian; Sheppard, Lucy. 2006 Has ammonia fumigation affected enchytraeid worms at Whim Moss. In: CAPER 2006. Centre for Ecology and Hydrology, 34, 1pp.

Skinner, R.; Ineson, P.; Jones, H.; Sleep, D.; Leith, I. D.; Sheppard, L. J.. 2006 Heathland vegetation as a bio-monitor for nitrogen deposition and source attribution using delta15N values. Atmospheric Environment, 40 (3). 498-507. 10.1016/j.atmosenv.2005.09.054

Hogan, E.; Crittenden, P.; Sheppard, L.; Crossley, A.; Leith, I. D.; Ancion, P.. 2006 The influence of nitrogen deposition on phosphatase activity in Cladonia portentosa. [Poster] In: CAPER 2006, 31st Annual Meeting, Edinburgh, Pollock Halls, 10th - 12th April 2006. 35. (Unpublished)

2004

Gidman, Ed; Goodacre, Royston; Emmett, Bridget; Sheppard, Lucy J.; Leith, Ian D.; Gwynn-Jones, Dylan. 2004 Applying metabolic fingerprinting to ecology: The use of Fourier-transform infrared spectroscopy for the rapid screening of plant responses to N deposition. Water, Air and Soil Pollution: Focus, 4 (6). 251-258. 10.1007/s11267-005-3035-7

Sheppard, L.; Crossley, A.; Leith, I.D.; Hargreaves, K.J.; Carfrae, J.; van Dijk, N.; Cape, J.N.; Sleep, D.; Fowler, D.; Raven, J.A.. 2004 An Automated Wet Deposition System to Compare the Effects of Reduced and Oxidised N on Ombrotrophic Bog Species: Practical Considerations. Water, Air and Soil Pollution: Focus, 4 (6). 197-205. 10.1007/s11267-004-3030-4

Sutton, M.A.; Pitcairn, C.E.R.; Whitfield, C.P.; Leith, I.D.; Sheppard, L.J.; van Dijk, N.; Tang, S.; Skiba, U.; Smart, S.; Mitchell, R.; Wolsley, P.; James, P.; Purvis, W.; Fowler, D.. 2004 Bioindicator and biomonitoring methods for assessing the effects of atmospheric nitrogen on statutory nature conservation sites. Peterborough, JNCC, 230pp. (JNCC Report, 356).

Fowler, D.; Muller, J.; Sheppard, L.. 2004 The GaNE Programme in a Global Perspective. Water, Air and Soil Pollution: Focus, 4 (6). 3-8. 10.1007/s11267-004-3008-2

Skiba, U.; Pitcairn, C.E.R.; Sheppard, L.; Kennedy, V.; Fowler, D.. 2004 The Influence of Atmospheric N Deposition on Nitrous Oxide and Nitric Oxide Fluxes and Soil Ammonium and Nitrate Concentrations. Water, Air and Soil Pollution: Focus, 4 (6). 37-43. 10.1007/s11267-004-3011-7

Leith, Ian; Sheppard, Lucy; Fowler, David; Cape, Neil; Jones, Matthew; Crossley, Alan; Hargreaves, Ken J; Tang, Yuk; Theobald, Mark; Sutton, Mark. 2004 Quantifying dry NH3 deposition to an ombrotrophic bog from an automated NH3 field release system. Water, Air and Soil Pollution: Focus, 4 (6). 207-218. 10.1007/s11267-004-3031-3

2003

Pitcairn, C E R; Fowler, D.; Leith, I. D.; Sheppard, L. J.; Sutton, M. A.; Kennedy, V; Okello, E. 2003 Bioindicators of enhanced nitrogen deposition. Environmental Pollution, 126 (3). 353-361. 10.1016/S0269-7491(03)00248-3

Sheppard, L.J.; Crossley, A.; Ingleby, K.; Cape, J.N.; Blackhall, T.; Fowler, D.; Kennedy, V.. 2003 The effects of polluted cloud water on a Sitka spruce plantation (Deepsyke). Phase II: potential for recovery. Interim Report. NERC/Centre for Ecology & Hydrology, 12pp. (CEH Project Number: C01837) (Unpublished)

2002

Pitcairn, Carole; Leith, Ian; Sheppard, Lucy; Skiba, Ute; van Dijk, Netty; Fowler, David; Wolseley, Pat; James, Peter; Sutton, Mark. 2002 Biomonitoring tools for assessing effects of atmospheric nitrogen deposition on statutory nature conservation sites - interim report. Centre for Ecology & Hydrology, 18pp. (UNSPECIFIED) (Unpublished)

Leith, I.; Pitcairn, C. E. R.; Sheppard, L.; Hill, P. W.; Cape, J. N.; Fowler, D.; Tang, Y. S.; Smith, R. I.; Parrington, J. A.. 2002 A Comparison of Impacts of N Deposition Applied as NH~3 or as NH~4Cl on Ombrotrophic Mire Vegetation. Phyton (Austria) Special Issue: Global Change, 42 (3). 83-88.

2001

Leith, Ian D.; Sheppard, Lucy; Pitcairn, Carole E.R.; Cape, J. Neil; Hill, PaulW.; Kennedy, Valerie H.; Tang, Y. Sim; Smith, Ron I.; Fowler, David. 2001 Comparison of the Effects of Wet N Deposition (NH_4Cl) and Dry N Deposition (NH_3) on UK Moorland Species. Water, Air and Soil Pollution, 130 (1-4). 1043-1048. 10.1023/A:1013960329208

1998

Skiba, U. M.; Sheppard, L. J.; MacDonald, J; Fowler, D.. 1998 Some key environmental variables controlling nitrous oxide emissions from agricultural and semi-natural soils in Scotland. Atmospheric Environment, 32 (19). 3311-3320. 10.1016/S1352-2310(97)00364-6

Skiba, U.; Sheppard, L.; Pitcairn, C. E. R.; Leith, I.; Crossley, A.; van Dijk, S.; Kennedy, V. J.; Fowler, D.. 1998 Soil nitrous oxide and nitric oxide emissions as indicators of elevated atmospheric N deposition rates in seminatural ecosystems. Environmental Pollution, 102 (S1). 457-461. 10.1016/S0269-7491(98)80069-9

Pitcairn, C. E. R.; Leith, I. D.; Sheppard, L. J.; Sutton, M. A.; Fowler, D.; Munro, R. C.; Tang, S.; Wilson, D. 1998 The relationship between nitrogen deposition, species composition and foliar nitrogen concentrations in woodland flora in the vicinity of livestock farms. Environmental Pollution, 102 (S1). 41-48. 10.1016/S0269-7491(98)80013-4

1997

MacDonald, J. A.; Skiba, U.; Sheppard, L. J.; Ball, B; Roberts, J. D.; Smith, K. A.; Fowler, D.. 1997 The effect of nitrogen deposition and seasonal variability on methane oxidation and nitrous oxide emission rates in an upland spruce plantation and moorland. Atmospheric Environment, 31 (22). 3693-3706. 10.1016/S1352-2310(97)00265-3

Crossley, A.; Sheppard, L.J.; Harvey, F.J.; Cape, J.N.. 1997 Effects of acid mist containing N and S on a Sitka spruce forest plantation established in 1986 at Deepsyke. Progress Report. NERC/Centre for Ecology & Hydrology. (TFS Project Number: T07078d1) (Unpublished)

1996

MacDonald, Jannette A.; Skiba, Ute; Sheppard, Lucy J.; Hargreaves, Kenneth A.; Smith, Keith A.; Fowler, David. 1996 Soil environmental variables affecting the flux of methane from a range of forest, moorland and agricultural soils. Biogeochemistry, 34 (3). 113-132. 10.1007/BF00000898

Pitcairn, Carole; Leith, I.D.; Sutton, M.A.; Fowler, D.; Binnie, J.; Munro, R.; Sheppard, L.J.; Rossall, M.R. 1996 Effects and dispersion of ammonia from poultry farms surrounded by woodland [abstract]. In: Abstracts CAPER '96. Institute of Grassland & Environmental Research, 15. (Unpublished)

Pitcairn, C. E. R.; Leith, I. D.; Sutton, M. A.; Fowler, D.; Binnie, J.; Munro, R. C.; Sheppard, L. J.; Rossall, M. J.. 1996 Effects of ammonia on forest ground flora in the vicinity of a poultry farm. In: Sutton, M. A.; Lee, D. S.; Dollard, G. J.; Fowler, D., (eds.) Atmospheric ammonia: emission, deposition and environmental impacts. Edinburgh, ITE, 128.

1995

Cape, J.N.; Sheppard, L.J.; Binnie, J.; Arkle, P.; Woods, C.. 1995 Throughfall deposition of ammonium and sulphate during ammonia fumigation of a Scots pine forest. Water, Air and Soil Pollution, 85 (4). 2247-2252. 10.1007/BF01186168

Cape, J.N.; Smith, R.I.; Crossley, A.; Harvey, F.J.; Sheppard, L.J.. 1995 The use of individual tree statistics to quantify effects in an 'acid mist' experiment with mature trees. Water, Air and Soil Pollution, 85 (3). 1367-1372. 10.1007/BF00477172

1992

Cape, J.N.; Sheppard, Lucy; Fowler, David; Harrison, Anthony; Parkinson, J A; Dao, P; Paterson, I S. 1992 Contribution of canopy leaching to sulphate deposition in a Scots pine forest. Environmental Pollution, 75 (2). 229-236. 10.1016/0269-7491(92)90044-B

1991

Cape, J.N.; Fowler, D.; Murray, M. B.; Sheppard, L.; Eamus, D.; Wilson, R. H. F.. 1991 Sulphate and ammonium in mist impair the frost hardening of red spruce seedlings. New Phytologist, 118 (1). 119-126.

1990

Cape, J.N.; Fowler, D.; Eamus, D.; Murray, M.G.; Sheppard, L.J.; Leith, I.D.. 1990 Effects of acid mist and ozone on frost hardiness of Norway spruce seedlings. In: Payer, H.D.; Pfirrmann, T.; Mathy, P., (eds.) Environmental research with Plants in Closed Chambers. Brussels, Commission of the European Communities, 331-335. (CEC Air Pollution Research Report, 26).

1989

Fowler, D.; Cape, J.N.; Leith, I.D.; Murray, M.B.; Smith, R.I.; Sheppard, L.; Unsworth, M.H.. 1989 Effects of acid mist on the frost hardiness of red spruce seedlings. New Phytologist, 113 (3). 321-335.

Leith, I.D.; Murray, M.B.; Sheppard, L.J.; Cape, J.N.; Deans, J.D.; Smith, R.I.; Fowler, D.. 1989 Visible foliar injury of red spruce seedlings subjected to simulated acid mist. New Phytologist, 113 (3). 313 -320.

1988

Cape, J.N.; Sheppard, L.; Leith, I.D.; Murray, M.B.; Deans, J.D.; Fowler, D.. 1988 The effect of acid mist on the frost hardiness of red spruce seedlings. In: Environmental aspects of applied biology. Wellesbourne, Association of Applied Biologists, 141-149. (Aspects of Applied Biology, 17).

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