%0 Journal Article %J Soil Biology and Biochemistry %D 2020 %T Fungal Colonization Patterns and Enzymatic Activities of Peatland Ericaceous Plants Following Long-Term Nutrient Addition %A Heikki Kiheri %A Sannakajsa Velmala %A Taina Pennanen %A Sari Timonen %A Outi-Maaria Sietiö %A Hannu Fritze %A Jussi Heinonsalo %A Netty van Dijk %A Nancy Dise %A Tuula Larmola %B Soil Biology and Biochemistry %V 147 %G eng %N 107833 %R doi.org/10.1016/j.soilbio.2020.107833 %0 Audiovisual Material %D 2019 %T Changes in plant biomass allocation and mycorrhizal performance in peatlands under nitrogen load %A Tuula Larmola %A Heikki Kiheri %A S Adamczyk %A A Palomäki %A JL Bubier %A N van Dijk %A Nancy Dise %A Hannu Fritze %A Erik A. Hobbie %A Raija Laiho %A Tim R. Moore %A Mats Nilsson %A Taina Pennanen %A Sari Timonen %B Geophysical Research Abstracts %8 Vienna 7-12 Apri %G eng %0 Generic %D 2019 %T Fungal biomarkers in peatlands under nutrient load. %A S Adamczyk %A Raija Laiho %A Heikki Kiheri %A Netty van Dijk %A N Dice %A Tuula Larmola %G eng %M Geophysical Research Abstracts 21 EGU EGU2019-6905, Vienna 7-12 April 2019 %0 Journal Article %J J Ecol. %D 2019 %T Response of a peat bog vegetation community to long‐term experimental addition of nitrogen %A Levy, Peter %A Netty van Dijk %A Gray, Alan %A Sutton, Mark %A Jones, Matthew R. %A Sarah Leeson %A Nancy B. Dise %A Leith, Ian %A Sheppard, Lucy %B J Ecol. %V 107:1167-1186 %G eng %R doi.org/10.1111/(ISSN)1365-2745.13107 %0 Generic %D 2019 %T Whim Bog: a long-term nitrogen manipulation experiment on sensitive semi- natural vegetation %A Netty van Dijk %A Matt Jones %A Sarah Leeson %A Lucy Sheppard %A Ian Leith %G eng %M ECT (Ecological continuity Trust) and BES (British Ecological society)/Plant-soils Ecosystems Joint National Science meeting %0 Generic %D 2019 %T Whim Bog: a long-term nitrogen manipulation experiment on sensitive semi- natural vegetation %A Netty van Dijk %A Matt Jones %A Sarah Leeson %A Lucy Sheppard %A Ian Leith %G eng %M iLTER (International Long Term Ecological Research Network 2nd Open Science Meeting 5th Sept 2019 Leipzig OSM iLTER conference %0 Conference Paper %B Ecology of Soil microorganisms %D 2018 %T Do foliar δ 15N patterns indicate shifts in mycorrhizal abundance and function under nutrient load? %A Tuula Larmola %A H. Kiheri %A J.L. Bubier %A Netty van Dijk %A Nancy Dise %A A. Hobbie Erik %A T.R. Moore %A Taina Pennanen %A S.Timonen %B Ecology of Soil microorganisms %I Ecology of Soil microorganisms %C Helsinki %8 17-21 June 2018 %G eng %0 Conference Paper %B EGU 2018 %D 2018 %T Do foliar δ15N patterns indicate shifts in the mycorrhizal abundance and function under nutrient load? %A Tuula Larmola %A Heikki Kiheri %A Jill L. Bubier %A Netty van Dijk %A Nancy Dise %A Erik A. Hobbie %A Tim R. Moore %A Taina Pennanen %A Sari Timonen %B EGU 2018 %I Geophysical Research Abstracts 20 %G eng %0 Conference Paper %B Ecology of Soil microorganisms %D 2018 %T Effects of 15 Years of Nutrient Addition on Ericoid Mycorrhizal Colonization at Whim Bog %A Heikki Kiheri %A Sannakajsa Velmala %A Taina Pennanen %A Sari Timonen %A Outi-Maaria Sietiö %A Jussi Heinonsalo %A Netty van Dijk %A Nancy Dise %A Hannu Fritze %A Tuula Larmola %B Ecology of Soil microorganisms %C Helsinki %8 17-21 June 2018 %G eng %0 Journal Article %J Science of the Total Environment %D 2018 %T Effects of airborne ammonium and nitrate pollution strongly differ in peat bogs, but symbiotic nitrogen fixation remains unaffected %A Eva van den Elzen %A Leon J.L. van den Berg %A Bas van der Weijden %A Christian Fritz %A Lucy J. Sheppard %A Leon P.M. Lamers %B Science of the Total Environment %V 610–611 %P 732–740 %G eng %R 10.1016/j.scitotenv.2017.08.102 %0 Journal Article %J Environmental Pollution %D 2018 %T Long-term interactive effects of N addition with P and K availability on N status of Sphagnum. %A Masaaki Chiwa %A Lucy Sheppard %A Ian Leith %A Sarah Leeson %A Sim Tang %A Neil Cape %B Environmental Pollution %V 237 %G eng %& 468-472 %R 10.1016/j.envpol.2018.02.076 %0 Unpublished Work %D 2018 %T Response of a peatbog vegetation community to long-term experimental addition to nitrogen. %A Levy, Peter %A van Dijk, Netty %A Gray, Alan %A Sutton, Mark %A Jones, Matthew %A Leeson, Sarah %A Dise, Nancy %A Leith, Ian %A Sheppard, Lucy %G eng %0 Journal Article %J Planta %D 2017 %T The cost of surviving nitrogen excess: energy and protein demand in the lichen Cladonia portentosa as revealed by proteomic analysis. %A Silvana Munzi %A Lucy Sheppard %A Ian Leith %A Christina Cruz %A Christina Branquinho %A Luca Bini %A Assunta Gagliardi %A Giampiero Cai %B Planta %V 245 %P 819-833 %G eng %R 10.01007/s00425-017-2647-2 %0 Journal Article %J Atmospheric Environment %D 2017 %T Directional passive ambient air monitoring of ammonia for fugitive source attribution; a field trial with wind tunnel characteristics. %A Solera García, M.A. %A Timmis, R.J. %A van Dijk, N. %A Whyatt, J.D. %A Leith, I.D. %A Leeson, S.R. %A Braban, C.F. %A Sheppard, L.J. %A Sutton, M.A. %A Tang, Y.S. %B Atmospheric Environment %V 167 %P 576-585 %G eng %R https://doi.org/10.1016/j.atmosenv.2017.07.043 %0 Conference Paper %B 9th International conference on Mycorrhiza %D 2017 %T Effects of 15 Years of Nitrogen Fertilization on Ericoid Mycorrhizal Colonization at Whim Bog %A H. Kiheri %A R. Laiho %A H. Fritze %A T. Pennanen %A N. Dise %A N. van Dijk %A R.J.Timmis %A T Larmola %B 9th International conference on Mycorrhiza %C Prague %8 30 July- 3 Augus %G eng %0 Conference Paper %B EGU 2017 %D 2017 %T The effects of adding different forms of nitrogen for 14 years on the vegetation composition at Whim Bog %A van Dijk, N. %A Peter Levy %A Lucy Sheppard %A Ian Leith %A Matt Jones %A Sarah Leeson %A Nancy Dise %A Mark Sutton %B EGU 2017 %G eng %0 Conference Paper %B EGU 2017 %D 2017 %T Impact of simulated atmospheric nitrogen deposition on nutrient cycling and carbon sink via mycorrhizal fungi in two nutrient-poor peatlands %A T. Larmola %A H. Kiheri %A J.L. Bubier %A N. van Dijk %A N. Dise %A E.A. Hobbie %A S. Juutinen %A R. Laiho %A T.R. Moore %A T. Pennanen %B EGU 2017 %G eng %0 Conference Paper %B 7th International Symposium on Physiological Processes in Roots of Woody Plants %D 2017 %T Impact of simulated atmospheric nitrogen deposition on nutrient cycling and carbon sink via mycorrhizal fungi in two nutrient-poor peatlands. %A T. Larmola %A Heikki Kiheri %A Jill L. Bubier %A Netty van Dijk %A Nancy Dise %A Hannu Fritze %A Erik A. Hobbie %A S. Juutinen %A R. Laiho %A Tim R. Moore %A T. Pennanen %B 7th International Symposium on Physiological Processes in Roots of Woody Plants %C Tartu, Estonia %8 June 26 - 29 %G eng %0 Conference Paper %B EGU General Assembly Abstracts %D 2017 %T Impact of simulated atmospheric nitrogen deposition on nutrient cycling and carbon sink via mycorrhizal fungi in two nutrient-poor peatlands %A T Larmola %A H. Kiheri %A J.L. Bubier %A Netty van Dijk %A Nancy B. Dise %A H. Fritze %A E. A. Hobbie %A S. Juutinen %A R. Laiho %A T.R. Moore %A Taina Pennanen %B EGU General Assembly Abstracts %C Vienna Austria %G eng %0 Report %D 2017 %T MetNH3 Whim Bog Intercomparison Off-line ammonia metrology intercomparison. %A Stephens, Amy %A Leeson, Sarah %A Jones, Matt %A Simmons, Ivan %A van Dijk, Netty %A Poskitt, Jan %A Keenan, P.O. %A Pereira, M.G. %A Gates, Linda %A Hangartner, Markus %A Stoll, Jean-Marc %A Sacco, Paolo %A Pagani, Diego %A Martin, Nicholas A. %A Seitler, Eva %A Braban, Christine %A Tang, Sim %I NERC/Centre for Ecology & Hydrology %C Edinburgh %P 26pp. %8 Unpublished %G eng %0 Journal Article %J Biogeosciences %D 2017 %T Nitrous oxide emissions from a peatbog after 13 years of experimental nitrogen deposition. %A Leeson, Sarah R. %A Levy, Peter E. %A van Dijk, Netty %A Drewer, Julia %A Robinson, Sophie %A Jones, Matthew R. %A Kentisbeer, John %A Washbourne, Ian %A Sutton, Mark A. %A Sheppard, Lucy J. %B Biogeosciences %V 14 %P 5753-5764 %G eng %N 24 %R https://doi.org/10.5194/bg-14-5753-2017 %0 Conference Paper %B Peatlands and Carbon Cycling, Hyytiälä International Peatland Workshop %D 2017 %T Plant-mycorrhizal feedbacks of nitrogen deposition to peatland carbon and nutrient cycling. %A T Larmola %A H. Kiheri %A J. L. Bubier %A N. van Dijk %A N. Dise %A H. Fritze %A E.A. Hobbie %A S. Juutinen %A R. Laiho %A T.R. Moore %A M.B. Nilsson %A T. Pennanen %B Peatlands and Carbon Cycling, Hyytiälä International Peatland Workshop %8 25-29 September %G eng %0 Journal Article %J Plant Ecology & Diversity %D 2017 %T The recovery of Sphagnum capillifolium following exposure to temperatures of simulated moorland fires: a glasshouse experiment. %A Taylor, Emily S. %A Levy, Peter E. %A Gray, Alan %B Plant Ecology & Diversity %V 10 %P 77-88 %G eng %N 1 %R https://doi.org/10.1080/17550874.2017.1302017 %0 Conference Paper %B IX Maaperätieteiden päivien abstraktit %D 2017 %T Typpilaskeuman vaikutus soiden hiilen sidontaan ja ravinnekiertoon: varpu-sieni vuorovaikutuksen merkitys %A T Larmola %A H. Kiheri %A H. Fritze %A R. Laiho %A Taina Pennanen %A Erik A. Hobbie %A Jill L. Bubier %A Netty van Dijk %A Nancy Dise %A Tim R. Moore %A M.B. Nilsson %A J. Talbot %B IX Maaperätieteiden päivien abstraktit %I Pro Terra %G eng %0 Journal Article %J Science of the Total Environment %D 2016 %T Sphagnum can ‘filter’ N deposition, but effects on the plant and pore water depend on the N form %A Masaaki Chiwa %A Lucy J. Sheppard %A Ian D. Leith %A Sarah R. Leeson %A Y. Sim Tang %A J. Neil Cape %B Science of the Total Environment %V 559 %P 113–120 %G eng %R 10.1016/j.scitotenv.2016.03.130 %0 Journal Article %J Science of the Total Environment %D 2016 %T Sphagnum can ‘filter’ N deposition, but effects on the plant and pore water depend on the N form %A Chiwa, Masaaki %A Sheppard, Lucy J. %A Leith, Ian D. %A Leeson, Sarah R. %A Tang, Y. Sim %A Cape, J. Neil %K base cations %K dissolved organic nitrogen %K manipulation experiment %K N uptake %K tissue N %B Science of the Total Environment %I Elsevier %V 559 %P 113-120 %@ 0048-9697 %G eng %U http://nora.nerc.ac.uk/514258/ %F nora:514258 %0 Report %D 2015 %T ECLAIRE: Effects of Climate Change on Air Pollution Impacts and Response Strategies for European Ecosystems. Project final report %A Sutton, Mark A. %A Howard, Clare M. %A Nemitz, Eiko %A Arneth, Almut %A Simpson, Dave %A Mills, Gina %A de Vries, Wim %A Winiwarter, Wilfried %A Amann, Markus %A Alonso, Rocio %A Ammann, Christof %A Bealey, William J. %A Bermejo, Victoria %A Bleeker, Albert %A Cescatti, Alessandro %A Dentener, Frank %A Emberson, Lisa %A Evans, Chris %A Flechard, Chris %A Haas, Edwin %A Hettelingh, Jean-Paul %A Holland , Mike %A Mentel, Thomas %A Paoletti, Elena %A Posch, Maximilian %A Reinds, Gert Jan %A Theobald, Mark R. %A Albert, Kristian %A Skjoth, Carsten Ambelas %A Andersen, Helle Vibke %A Ashworth, Kirsti %A Astrom, Stefan %A Azouz, Niramson %A Bassin, Seraina %A Becher, Agnieszka %A Beier, Claus %A Bermejo, Victoria %A Briolat, Alan %A Broberg, Malin %A Bueker, Patrick %A Burkhardt, Juergen %A Butterbach-Bahl, Klaus %A Calvete, Hector %A Carozzi, Marco %A Cellier, Pierre %A Centoni, Federico %A Chiesa, Maria %A Cieslik, Stainslaw %A Clarisse, Lieven %A Coheur, Pierre %A Coyle, Mhairi %A Decuq, Celine %A Di Marco, Chiara %A Diaz-Pines, Eugenio %A Djuricic, Vesna %A Doherty, Ruth %A Dragosits, Ulli %A Drouet, Jean-Louis %A Grgicin, Vedrana %A Egger, Florian %A Elvira, Susana %A Engardt, Magnuz %A Etzold, Sophia %A Falk, Richard %A Fares, Silvano %A Fauvel, Yannick %A Finco, Angelo %A Flura, Dominque %A Fowler, David %A Franz, Martina %A Frumau, Arnoud %A Fumagalli, Ivano %A Ganzeveld, Laurens %A Gomez, Hector Garcia %A Gasche, Rainer %A Geels, Camilla %A Genermont, Sophie %A Gerosa, Giacomo %A Fernandez, Ignacio Gonzalez %A Gonzalez-Aparicio, Iratxe %A Gritsch, Christine %A Gruening, Carsten %A Hagberg , Daniel %A Hakan, Pleijel %A Haller, Helmut %A Harmens, Harry %A Hasler, Berit %A Hauglustine, Didier %A Hayes, Felicity %A Hendriks, Carlijn %A Hertel, Ole %A Heyes, Chris %A Hicks, Kevin %A Hoglund-Isaksson, Lena %A Horvath, Laszlo %A Houborg, Rasmus %A Joensuu, Johanna %A Jones, Laurence %A Karlsson, Per Erik %A Klimont, Zbigniew %A Komarov, Alexander %A Kramer, Koen %A Lamaud, Eric %A Langford, Ben %A Lathiere, Juliette %A Leaver, David %A Leip, Adrian %A Lequy, Emeline %A Lindblad, Maria %A Loubet, Benjamin %A Loretto, Franceso %A Maas, Rob %A Marzuoli, Riccardo %A Massad, Raia Silvia %A Maury, Olivier %A Medinets, Serge %A Mercado, Lina %A Messina, Palmira %A Migliavacca, Mirco %A Mikkelsen, Teis %A Herrera, Saul Molina %A Monga, Robert %A Moring, Andrea %A Munzi, Silvana %A Nainggolan, Doan %A Ngadi, Yasmine %A Ogee, Jerome %A Olin, Stefan %A Oliver, Rebecca %A Ots, Riinu %A Owen, Susan %A Pariyar, Shyam %A Pokorska, Olga %A Potier, Elise %A Priputina, Irina %A Rabago, Isaura %A Rantala, Pekka %A Reay, Dave %A Reis, Stefan %A Rinne, Janne %A Roberts, Elin %A Robinson, Emma %A Rowe, Edwin %A Ruuskanen, Taina %A Sanz, Javier %A Sanz-Cobena, Alberto %A Sawicka, Katarzyna %A Schaap, Martijn %A Schallart, Simon %A Schopp, Wolfgang %A Sharps, Katrina %A Sheppard, Lucy %A Sovic, Jadranka Skevin %A Skiba, Ute %A Smith, Ben %A Tiefenbacher, Alexandra %A Tomlinson, Sam %A Touvinen, Juha-Pekka %A Twigg, Marsailidh %A Valino, Fernando %A Vallejo, Antonio %A Van Damme, Martin %A van Dijk, Netty %A Velikova, Violeta %A Vellinga, Nico %A Vidic, Sonja %A Vieno, Massimo %A Voylokov, Polina %A Vuolo, Maria %A Weidinger, Tamas %A Wichink, Roy %A Wolff, Veronica %A Woolley, Roy %A Wu, Cheng %A Zaehle, Sonke %A Zechmeister-Boltenstern, Sophie %A Zuazo, Pablo %A Zubkova, Elena %G eng %U http://nora.nerc.ac.uk/513099/ %F nora:513099 %0 Journal Article %J Environmental Pollution %D 2014 %T Can ammonia tolerance amongst lichen functional groups be explained by physiological responses? %A Munzi, S. %A Cruz, C. %A Branquinho, C. %A Pinho, P. %A Leith, I. D. %A Sheppard, L. J. %K Whim %B Environmental Pollution %V 187 %P 206-209 %G eng %0 Book Section %B Nitrogen Deposition, Critical Loads and Biodiversity %D 2014 %T The form of reactive nitrogen deposition is important for the provision of ecosystem services %A Sheppard, L.J. %A Leith, I.D. %A Kivimaki, S.K. %A Gaiawyn, J. %B Nitrogen Deposition, Critical Loads and Biodiversity %I Springer %G eng %0 Journal Article %J Global Change Biology %D 2014 %T Inertia in an ombrotrophic bog ecosystem in response to 9 years' realistic perturbation by wet deposition of nitrogen, separated by form %A Sheppard, L.J. %A Leith, I.D. %A Mizunuma, T. %A Leeson, S. %A Kivimaki, S. %A Cape, J. N. %A van Dijk, N. %A Leaver, D. %A Sutton, M.A. %A Fowler, D. %A Van den Berg, L.J.L. %A Crossley, A. %A Field, C. %A Smart, S. %K Whim %B Global Change Biology %V 20 %P 566-580 %G eng %N 2 %0 Journal Article %J Soil Biology & Biochemistry %D 2013 %T Ammonia exposure promotes algal biomass in an ombrotrophic peatland %A Payne, R.J. %A Jassey, V.E.J. %A Leith, I.D. %A Sheppard, L.J. %A Dise, N.B. %A Gilbert, D. %K Whim %B Soil Biology & Biochemistry %V 57 %P 936-938 %G eng %0 Journal Article %J Biogeosciences %D 2013 %T 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 %A Sheppard, L. J. %A Leith, I. D. %A Leeson, S. R. %A van Dijk, N. %A Field, C. %A Levy, P. %K Whim %B Biogeosciences %V 10 %P 149-160 %G eng %N 1 %0 Journal Article %J Environmental and Experimental Botany %D 2013 %T Long-term enhanced nitrogen deposition increases ecosystem respiration and carbon loss from a Sphagnum bog in the Scottish Borders %A Kivimaeki, Sanna K. %A Sheppard, Lucy J. %A Leith, Ian D. %A Grace, John %K Whim %B Environmental and Experimental Botany %V 90 %P 53-61 %G eng %0 Journal Article %J Global Change Biology %D 2013 %T Methane indicator values for peatlands: a comparison of species and functional groups %A Gray, Alan %A Levy, Peter E. %A Cooper, Mark D. A. %A Jones, Timothy %A Gaiawyn, Jenny %A Leeson, Sarah R. %A Ward, Susan E. %A Dinsmore, Kerry J. %A Drewer, Julia %A Sheppard, Lucy J. %A Ostle, Nick J. %A Evans, Chris D. %A Burden, Annette %A Zielinski, Piotr %K Auchencorth %K Whim %B Global Change Biology %V 19 %P 1141-1150 %G eng %N 4 %0 Journal Article %J Biogeochemistry %D 2013 %T PK additions modify the effects of N dose and form on species composition, species litter chemistry and peat chemistry in a Scottish peatland %A Sheppard, L.J. %A Leith, I.D. %A Leeson, S. %A Mizunuma, T. %A de Bakker, R. %A Elustondo, D. %A Garcia-Gomez, H. %K Whim %B Biogeochemistry %V 116 %P 39-53 %G eng %N 1-3 %0 Journal Article %J New Phytologist %D 2012 %T Glasshouse vs field experiments: do they yield ecologically similar results for assessing N impacts on peat mosses? %A Limpens, J. %A Granath, G. %A Aerts, R. %A Heijmans, M. M. P. D. %A Sheppard, L. J. %A Bragazza, L. %A Williams, B. L. %A Rydin, H. %A Bubier, J. %A Moore, T. %A Rochefort, L. %A Mitchell, E. A. D. %A Buttler, A. %A van den Berg, L. J. L. %A Gunnarsson, U. %A Francez, A. J. %A Gerdol, R. %A Thormann, M. %A Grosvernier, P. %A Wiedermann, M. M. %A Nilsson, M. B. %A Hoosbeek, M. R. %A Bayley, S. %A Nordbakken, J. F. %A Paulissen, M. P. C. P. %A Hotes, S. %A Breeuwer, A. %A Ilomets, M. %A Tomassen, H. B. M. %A Leith, I. %A Xu, B. %K Whim %B New Phytologist %V 195 %P 404-418 %G eng %N 2 %0 Journal Article %J Global Change Biology %D 2012 %T Impacts of atmospheric nitrogen deposition: responses of multiple plant and soil parameters across contrasting ecosystems in long-term field experiments %A Phoenix, G.K. %A Emmett, B.A. %A Britton, A.J. %A Caporn, S.J.M. %A Dise, N.B. %A Helliwell, R. %A Jones, L. %A Leake, J.R. %A Leith, I.D. %A Sheppard, L.J. %A Sowerby, A. %A Pilkington, M.G. %A Rowe, E.C. %A Ashmorek, M.R. %A Power, S.A. %K Whim %B Global Change Biology %V 18 %P 1197-1215 %G eng %N 4 %0 Journal Article %J Global Change Biology %D 2012 %T Methane emissions from soils: synthesis and analysis of a large UK data set %A Levy, Peter E. %A Burden, Annette %A Cooper, Mark D. A. %A Dinsmore, Kerry J. %A Drewer, Julia %A Evans, Chris %A Fowler, David %A Gaiawyn, Jenny %A Gray, Alan %A Jones, Stephanie K. %A Jones, Timothy %A McNamara, Niall P. %A Mills, Robert %A Ostle, Nick %A Sheppard, Lucy J. %A Skiba, Ute %A Sowerby, Alwyn %A Ward, Susan E. %A Zielinski, Piotr %K Whim %B Global Change Biology %V 18 %P 1657-1669 %G eng %N 5 %0 Journal Article %J Folia Geobotanica %D 2012 %T Response of Sphagnum papillosum and Drosera rotundifolia to Reduced and Oxidized Wet Nitrogen Deposition %A Millett, J. %A Leith, I.D. %A Sheppard, L.J. %A Newton, J. %K Whim %B Folia Geobotanica %V 47 %G eng %N 2 %& 179-191 %0 Journal Article %J Biogeosciences %D 2012 %T Synthesizing greenhouse gas fluxes across nine European peatlands and shrublands - responses to climatic and environmental changes %A Carter, M. S. %A Larsen, K. S. %A Emmett, B. %A Estiarte, M. %A Field, C. %A Leith, I. D. %A Lund, M. %A Meijide, A. %A Mills, R. T. E. %A Niinemets, Ue %A Penuelas, J. %A Portillo-Estrada, M. %A Schmidt, I. K. %A Selsted, M. B. %A Sheppard, L. J. %A Sowerby, A. %A Tietema, A. %A Beier, C. %K Whim %B Biogeosciences %V 9 %P 3739-3755 %G eng %N 10 %0 Report %D 2011 %T 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 %A Sheppard, L.J. %A Leith, I.D. %A Mizunuma, T. %A van Dijk, N. %A Cape, J.N. %A Sutton, M.A. %B Nitrogen deposition and Natura 2000: Science and practice in determining environmental impacts %I COST Office - European Cooperation in Science and Technology, %P 181-190 %G eng %0 Journal Article %J New Phytologist %D 2011 %T Climatic modifiers of the response to nitrogen deposition in peat-forming Sphagnum mosses: a meta-analysis %A Limpens, J. %A Granath, G. %A Gunnarsson, U. %A Aerts, R. %A Bayley, S. %A Bragazza, L. %A Bubier, J. %A Buttler, A. %A van den Berg, L. J. L. %A Francez, A. J. %A Gerdol, R. %A Grosvernier, P. %A Heijmans, M. M. P. D. %A Hoosbeek, M. R. %A Hotes, S. %A Ilomets, M. %A Leith, I. %A Mitchell, E. A. D. %A Moore, T. %A Nilsson, M. B. %A Nordbakken, J. F. %A Rochefort, L. %A Rydin, H. %A Sheppard, L. J. %A Thormann, M. %A Wiedermann, M. M. %A Williams, B. L. %A Xu, B. %K Whim %B New Phytologist %V 191 %P 496-507 %G eng %N 2 %0 Journal Article %J Global Change Biology %D 2011 %T Dry deposition of ammonia gas drives species change faster than wet deposition of ammonium ions: evidence from a long-term field manipulation %A Sheppard, L.J %A Leith, I.D %A Mizunuma, T. %A Cape, J.N. %A Crossley, A. %A Leeson, S. %A Sutton, M.A. %A Fowler, D. %A van Dijk, N. %B Global Change Biology %V 17 %P 3589-3607 %G eng %N 12 %0 Report %D 2011 %T Evaluation of nitrogen indicators on ombrotrophic acid bogs: observations from a nitrogen manipulation study %A Mizunuma, T. %A Leith, I.D. %A Gray, A. %A Sutton, M.A. %A Sheppard, L.J. %B Nitrogen deposition and Natura 2000: Science and practice in determining environmental impacts %I COST Office European Cooperation in Science and Technology %P 190-200 %G eng %0 Journal Article %J Soil Biology & Biochemistry %D 2011 %T Five years of simulated atmospheric nitrogen deposition have only subtle effects on the fate of newly synthesized carbon in Calluna vulgaris and Eriophorum vaginatum. %A Currey, P.M. %A Johnson, D. %A Dawson, L.A. %A van der Wal, R. %A Thornton, B. %A Sheppard, L.J. %A Leith, I.D. %A Artz, R.R.E. %B Soil Biology & Biochemistry %V 43 %P 495-502 %G eng %N 3 %0 Book Section %B Book of Abstracts: Joint Society of Wetland Scientists %D 2011 %T Nitrogen form makes a difference to the responses of a peatland to enhanced reactive nitrogen deposition [abstract] %A Sheppard, L.J. %A Leith, I.D. %A Leeson, S. %A van Dijk, N. %A Cape, J.N. %A Fowler, D. %A Field, C. %B Book of Abstracts: Joint Society of Wetland Scientists %I WETPOL and Wetland Biogeochemistry Symposium %C Guarant %P 289 %G eng %0 Journal Article %J Environmental and Experimental Botany %D 2011 %T Physiological and morphological effects of long-term ammonium or nitrate deposition on the green and red (shade and open grown) Sphagnum capillifolium %A Manninen, S. %A Woods, C. %A Leith, I. D. %A Sheppard, L. J. %K Whim %B Environmental and Experimental Botany %V 72 %P 140-148 %G eng %N 2 %0 Journal Article %J European Journal of Soil Science %D 2011 %T Quantification of uncertainty in trace gas fluxes measured by the static chamber method %A Levy, P. E. %A Gray, A. %A Leeson, S. R. %A Gaiawyn, J. %A Kelly, M. P. C. %A Cooper, M. D. A. %A Dinsmore, K. J. %A Jones, S. K. %A Sheppard, L. J. %K Whim %B European Journal of Soil Science %V 62 %P 811-821 %G eng %N 6 %0 Journal Article %J Environmental Pollution %D 2010 %T Direct and indirect effects of ammonia, ammonium and nitrate on phosphatase activity and carbon fluxes from decomposing litter in peatland %A Johnson, D. %A Moore, L. %A Green, S. %A Leith, I. D. %A Sheppard, L. J. %K atmospheric nitrogen deposition %K biomass %K calluna vulgaris %K dynamics %K eriophorum vaginatum %K grasslands %K heathland %K microbial activity %K nh3 %K nitrogen deposition %K ombrotrophic bog %K responses %K species richness %K sphagnum capillifolium %K vegetation %B Environmental Pollution %V 158 %P 3157-3163 %G eng %N 10 %0 Journal Article %J New Phytologist %D 2010 %T Response of phosphomonoesterase activity in the lichen Cladonia portentosa to nitrogen and phosphorus enrichment in a field manipulation experiment %A Hogan, E. J. %A Minnullina, G. %A Sheppard, L. J. %A Leith, I. D. %A Crittenden, P. D. %K abundance %K ammonium %K atmospheric nitrogen %K bogs %K cladonia portentosa %K deposition %K fertilization %K increases %K lichens %K mat-forming lichens %K n:p ratio %K nitrate %K nitrogen deposition %K phosphatase %K phosphatase-activities %K phosphorus %K translocation %K vegetation %B New Phytologist %V 186 %P 926-933 %G eng %N 4 %0 Journal Article %J Global Change Biology %D 2010 %T Turnover of labile and recalcitrant soil carbon differ in response to nitrate and ammonium deposition in an ombrotrophic peatland. %A Currey, P.M. %A Johnson, D. %A Sheppard, L.J. %A Leith, I.D. %A Toberman, H. %A van der Wal, R. %A Dawson, L.A. %A Artz, R.R.E. %B Global Change Biology %V 16 %P 2307-2321 %G eng %0 Conference Paper %B Workshop at the Bedford Hotel and Conference Centre, Brussel %D 2009 %T 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. %A Sheppard, L.J. %A Leith, I.D. %A Mizunuma, T. %A van Dijk, N. %A Cape, J.N. %A Sutton, M.A. %B Workshop at the Bedford Hotel and Conference Centre, Brussel %I Nitrogen Deposition and Natura 2000: Science & practice in determining environmental impacts %C Brussels %G eng %0 Book Section %B Atmospheric Ammonia %D 2009 %T Critical Levels for Ammonia %A Cape, J.N. %A van der Eerden, L. %A Fangmeier, A. %A Ayres, J. %A Bareham, S. %A Bobbink, R. %A Branquinho, C. %A Crittenden, P. %A Cruz, C. %A Dias, T. %A Leith, I. %A Martins-Loucao, M.A. %A Pitcairn, C. %A Sheppard, L. %A Spranger, T. %A Sutton, M. %A van Dijk, N. %A Wolseley, P. %E Sutton, M.A. %E Reis, S. %E Baker, S.M.H. %K Whim %B Atmospheric Ammonia %P 375-382 %G eng %0 Conference Paper %B Workshop at the Bedford Hotel and Conference Centre, Brussels %D 2009 %T Evaluation of N indicators on ombrotrophic acid bogs: Observations from an N manipulation study %A Mizunuma, T. %A Leith, I.D. %A Gray, A. %A Sheppard, L.J. %B Workshop at the Bedford Hotel and Conference Centre, Brussels %I Nitrogen Deposition and Natura 2000: Science & practice in determining environmental impacts %C Brussels %G eng %0 Journal Article %J Environmental Pollution %D 2009 %T Evidence for changing the critical level for ammonia %A Cape, J. N. %A van der Eerden, L. J. %A Sheppard, L. J. %A Leith, I. D. %A Sutton, M. A. %K Whim %B Environmental Pollution %V 157 %P 1033-1037 %G eng %N 3 %0 Book Section %B Atmospheric Ammonia %D 2009 %T Long-Term Cumulative Exposure Exacerbates the Effects of Atmospheric Ammonia on an Ombrotrophic Bog: Implications for Critical Levels %A Sheppard, L.J. %A Leith, I.D. %A Crossley, A. %A van Dijk, N. %A Cape, J.N. %A Fowler, D. %A Sutton, M.A. %E Sutton, M.A. %E Reis,S. %E Baker, S.M.H. %K Whim %B Atmospheric Ammonia %P 49-58 %G eng %0 Book Section %B Atmospheric Ammonia %D 2009 %T Reassessment of Critical Levels for Atmospheric Ammonia %A Cape, J.N. %A van der Eerden, L.J. %A Sheppard, L.J. %A Leith, I.D. %A Sutton, M.A. %E Sutton, M.A. %E Reis, S. %E Baker, S.M.H. %K Whim %B Atmospheric Ammonia %P 15-40 %G eng %0 Journal Article %J Soil Organisms %D 2009 %T Response of enchytraeid worm populations to different forms of nitrogen (ammonia, ammonium, and nitrate) deposition. %A Prendergast, M. %A Standen, V. %A Leith, I.D. %A Sheppard, L.J. %B Soil Organisms %V 81 %P 225-236 %G eng %N 2 %0 Book Section %B Atmospheric Ammonia %D 2009 %T Standardised Grasses as Biomonitors of Ammonia Pollution Around Agricultural Point Sources %A Leith, I.D. %A van Dijk, N. %A Pitcairn, C.E.R. %A Sheppard, L.J. %A Sutton, M.A. %E Sutton, M.A. %E Reis,S. %E Baker, S.M.H. %K Whim %B Atmospheric Ammonia %P 269-279 %G eng %0 Report %D 2009 %T Terrestrial Umbrella - Effects of eutrophication and acidification on terrestrial ecosystems. Annual Report 2009 %A Emmet, B. %A Ashmore, M. %A Belyazid, S. %A Britton, A. %A Broadmeadow, M. %A Caporn, S. %A Davies, O. %A Field, C. %A Dise, N. %A Helliwell, R. %A Hester, A. %A Hughes, S. %A Leake, L. %A Leith, I. %A Maskell, L. %A Mills, R. %A Mizunuma, T. %A Ostle, N. %A Phoenix, G. %A Power, S. %A Reynolds, B. %A Rowe, E. %A Scott, A. %A Sheppard, L.J. %A Smart, S. %A Sowerby, A. %A Tipping, E. %A Vanguelova, E. %A Vuohelainen, A. %A Williams, B.P. %I Centre for Ecology and Hydrology %G eng %0 Conference Proceedings %D 2008 %T 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. %A Sheppard, L.J. %A Leith, I.D. %A Field, C. %A van Dijk, N. %A Rung, M. %A Skiba, U. %I After Wise Use – The Future of Peatlands, Proceedings of the 13th International Peat Congress %C Tullamore %P 628-631 %@ 0951489046 %G eng %0 Journal Article %J European Journal of Soil Biology %D 2008 %T Are enchytraeid worms (Oligochaeta) sensitive indicators of ammonia-N impacts on an ombrotrophic bog? %A Prendergast, M. %A Cole, L. %A Standen, V. %A Rees, R. %A Parker, J. %A Leith, I. %A Sheppard, L.J. %B European Journal of Soil Biology %V 44 %P 101-108 %G eng %N 1 %0 Conference Proceedings %D 2008 %T Carbon and nitrogen cycling in Sphagnum capillifolium in response to nitrogen deposition and form %A Kivimaki, S.K. %A Bruneau, P. %A Grace, J. %A Leith, I.D. %A Rees, B. %A Sheppard, L.J. %I After Wise Use – The Future of Peatlands, Proceedings of the 13th International Peat Congress %C Tullamore %P 592-594 %@ 0951489046 %G eng %0 Journal Article %J Geophysical Research Abstracts %D 2008 %T Concentration-dependent deposition velocities for ammonia – from lab to field %A Cape, J.N. %A Jones, M. %A Leith, I.D. %A Sheppard, L.J. %A van Dijk, N. %A Sutton, M.A. %A Fowler, D. %B Geophysical Research Abstracts %V 10 %G eng %0 Journal Article %J Biogeochemistry %D 2008 %T 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 %A Evans, Chris D. %A Goodale, Christine L. %A Caporn, Simon J. M. %A Dise, Nancy B. %A Emmett, Bridget A. %A Fernandez, Ivan J. %A Field, Chris D. %A Findlay, Stuart E. G. %A Lovett, Gary M. %A Meesenburg, Henning %A Moldan, Filip %A Sheppard, Lucy J. %K Whim %B Biogeochemistry %V 91 %P 13-35 %G eng %N 1 %0 Conference Proceedings %B Land management in a changing environment %D 2008 %T Does enhanced nitrogen deposition represent a threat to Sphagnum and thus the sustainability of Scottish peatlands? %A Sheppard, L.J. %A Leith, I.D. %A Kivimaki, S.K. %A van Dijk, N. %A Hall, J. %A Bruneau, P. %A Grace, J. %A Rees, R.M. %B Land management in a changing environment %I Proceedings of the SAC and SEPA Biennial Conference %C Edinburgh %P 291-297 %G eng %0 Journal Article %J Atmospheric Environment %D 2008 %T Estimate of annual NH3 dry deposition to a fumigated ombrotrophic bog using concentration-dependent deposition velocities. %A Cape, J.N. %A Jones, M.R. %A Leith, I.D. %A Sheppard, L.J. %A van Dijk, N. %A Sutton, M.A. %A Fowler, D. %B Atmospheric Environment %V 42 %P 6637-6646 %G eng %N 27 %0 Journal Article %J Plant Ecology %D 2008 %T Long-term nitrogen deposition increases phosphorus limitation of bryophytes in an ombrotrophic bog %A Phuyal, M. %A Artz, R.R.E. %A Sheppard, L. %A Leith, I.D. %A Johnson, D. %B Plant Ecology %V 196 %P 111-121 %G eng %0 Journal Article %J Plant Ecology %D 2008 %T Long-term nitrogen deposition increases phosphorus limitation of bryophytes in an ombrotrophic bog %A Phuyal, M. %A Artz, R. R. E. %A Sheppard, L. %A Leith, I. D. %A Johnson, D. %K acid %K atmospheric nitrogen %K bog %K bryophyte %K fertilization %K grasslands %K growth %K metabolism %K mosses %K nitrogen deposition %K phosphatase %K phosphatase-activities %K soil %K sphagnum-magellanicum %K transport %B Plant Ecology %V 196 %P 111-121 %G eng %N 1 %0 Journal Article %J Environmental Pollution %D 2008 %T Stress responses of Calluna vulgaris to reduced and oxidised N applied under 'real world conditions' %A Sheppard, L. J. %A Leith, I. D. %A Crossley, A. %A van Dijk, N. %A Fowler, D. %A Sutton, M. A. %A Woods, C. %K ammonia %K atmospheric ammonia %K deposition %K frost hardiness %K heath plants %K leaves %K n status %K nh3 %K nitrogen %K oxidised n %K reduced n %K vegetation %B Environmental Pollution %V 154 %P 404-413 %G eng %N 3 %0 Report %D 2008 %T Terrestrial Umbrella - Effects of eutrophication and acidification on terrestrial ecosystems %A Emmett, B. %A Cooper, J.R. %A Ashmore, M. %A Belyazid, S. %A Britton, A. %A Broadmeadow, M. %A Caporn, S. %A Carroll, J. %A Davies, O. %A Dise, N. %A Field, C. %A Helliwell, R. %A Hester, A. %A Hughes, S. %A Leake, L. %A Leith, I. %A Maskell, L. %A Mills, R. %A Mizunuma, T. %A Ostle, N. %A Phoenix, G.K. %A Power, S. %A Reynolds, B. %A Rowe, E. %A Scott, A. %A Sheppard, L. %A Smart, S. %A Sowerby, A. %A Tipping, E. %A Vanguelova, E. %A Vuohelainen, A. %I Centre for Ecology and Hydrology %C Bangor %G eng %0 Journal Article %J Atmospheric Environment %D 2007 %T Concentration-dependent NH3 deposition processes for mixed moorland semi-natural vegetation %A Jones, M. R. %A Leith, I. D. %A Fowler, D. %A Raven, J. A. %A Sutton, M. A. %A Nemitz, E. %A Cape, J. N. %A Sheppard, L. J. %A Smith, R. I. %A Theobald, M. R. %K absorption %K ammonia %K atmospheric ammonia %K canopy resistance %K compensation point %K cuticular resistance %K dry deposition %K flux chamber %K heathland %K leaves %K oilseed rape %K ryegrass %K spruce %K surface-exchange fluxes %B Atmospheric Environment %V 41 %P 2049-2061 %G eng %N 10 %0 Journal Article %J Atmospheric Environment %D 2007 %T Concentration-dependent NH3 deposition processes for moorland plant species with and without stomata %A Jones, M. R. %A Leith, I. D. %A Raven, J. A. %A Fowler, D. %A Sutton, M. A. %A Nemitz, E. %A Cape, J. N. %A Sheppard, L. J. %A Smith, R. I. %K ammonia %K atmospheric ammonia %K calluna-vulgaris %K canopy resistance %K communities %K compensation point %K cuticular resistance %K dry deposition %K eriophorum-vaginatum %K exchange %K fertilization %K flux chamber %K forest %K leaves %K nitrogen-content %K stomatal uptake %B Atmospheric Environment %V 41 %P 8980-8994 %G eng %N 39 %0 Journal Article %J Applied Geochemistry %D 2007 %T Potassium and phosphorus additions modify the response of Sphagnum capillifolium growing on a Scottish ombrotrophic bog to enhanced nitrogen deposition. %A Carfrae, J.A. %A Sheppard, L.J. %A Raven, J.A. %A Leith, I.D. %A Crossley, A. %B Applied Geochemistry %V 22 %P 1111-1121 %G eng %N 6 %0 Report %D 2007 %T Terrestrial Umbrella– Effects of Eutrophication and Acidification on Terrestrial Ecosystems. %A Emmett, B. %A Ashmore, M. %A Britton, A. %A Broadmeadow, M. %A Bullock, J. %A Cape, N. %A Caporn, S.M.J. %A Carroll, J.A. %A Cresser, M.S. %A Crossley, A. %A d'Hooghede, P. %A de Lange, I. %A Edmondson, J. %A Evans, C.D. %A Field, C. %A Fowler, D. %A Grant, H. %A Green, E. %A Green, S.M. %A Griffiths, B. %A Haworth, B. %A Helliwell, R. %A Hicks, K. %A Hinton, C. %A Holding, H. %A Hughes, S. %A James, M. %A Jones, A. %A Jones, M. %A Jones, M.L.M. %A Leake, J. %A Leith, I. %A Maskell, L. %A McNamara, N. %A Moy, I. %A Oakley, S. %A Ostle, N. %A Pilkington, M. %A Power, S. %A Prendergast, M. %A Ray, N. %A Reynolds, B. %A Rowe, E. %A Roy, D. %A Scott, A. %A Sheppard, L. %A Smart, S. %A Sowerby, A. %A Sutton, M. %A Terry, A. %A Tipping, E. %A van den Berg, L. %A van Dijk, N. %A van Zetten, E. %A Vanguelova, E. %A Williams, B. %A Williams, D. %A Williams, M. %B Terrestrial Umbrella Final Report %I Defra %C London %G eng %0 Journal Article %J Atmospheric Environment %D 2006 %T Heathland vegetation as a bio-monitor for nitrogen deposition and source attribution using delta N-15 values %A Skinner, R. A. %A Ineson, P. %A Jones, H. %A Sleep, D. %A Leith, I. D. %A Sheppard, L. J. %K ammonia release %K ammonium %K atmospheric nitrogen %K bryophytes %K calluna %K calluna-vulgaris %K cladonia %K delta 15n %K grasslands %K hypnum %K impact %K inputs %K n deposition %K natural n-15 %K pollution %K sphagnum %K whim moss %B Atmospheric Environment %V 40 %P 498-507 %G eng %N 3 %0 Report %D 2006 %T Terrestrial Umberella Annual Report %A Emmett, B.A. %A Williams, B.L. %A Ashmore, M. %A Britton, A. %A Broadmeadow, M. %A Bullock, J. %A Cape, J.N. %A Caporn, S.J.M. %A Carroll, J.A. %A Cresser, M.S. %A Crossley, A. %A de Lange, I. %A Edmondson, J. %A Evans, C.D. %A Fowler, D. %A Grant, H. %A Green, E.R. %A Green, S. %A Griffiths, B. %A Hall, J. %A Helliwell, R. %A Hinton, C. %A Hughes, S. %A Jones, A.G. %A Jones, M. %A Leake, J.R. %A Leith, I.D. %A Maskell, L. %A McNamara, N. %A Moy, I. %A Oakley, S. %A Ostle, N. %A Power, S.A. %A Prendergast, M. %A Price, E.A.C. %A Reynolds, B. %A Rowe, E. %A Roy, D. %A Scott, A. %A Sheppard, L.J. %A Smart, S. %A Sowerby, A. %A Sutton, M.A. %A Thacker, S.A. %A Tipping, E. %A van Dijk, N. %A Vanguelova, E. %A van Zetten, E. %A Williams, D. %A Wilson, D. %A Wright, S. %I Centre for Ecology and Hydrology %G eng %0 Journal Article %J Water, Air and Soil Pollution: Focus %D 2005 %T Applying metabolic fingerprinting to ecology: The use of Fourier-transform infrared spectroscopy for the rapid screening of plant responses to N deposition %A Gidman, Ed %A Goodacre, Royston %A Emmett, Bridget %A Sheppard, LucyJ %A Leith, IanD %A Gwynn-Jones, Dylan %K ammonium deposition %K calluna vulgaris %K chemometrics %K critical load %K metabolic fingerprinting %K plant response %K Whim %B Water, Air and Soil Pollution: Focus %V 4 %P 251-258 %G eng %N 6 %0 Journal Article %J Water, Air and Soil Pollution: Focus %D 2005 %T Correlating the spatial distribution of atmospheric ammonia with δ15n values at an ammonia release site %A Skinner, R. %A Ineson, P. %A Hicks, W. K. %A Jones, H. E. %A Sleep, D. %A Leith, I. D. %A Sheppard, L. J. %K ammonia %K calluna %K deposition %K isotopes %K Whim %K δ15N %B Water, Air and Soil Pollution: Focus %V 4 %P 219-228 %G eng %N 6 %0 Journal Article %J Water, Air and Soil Pollution: Focus %D 2005 %T Early effects of atmospheric ammonia deposition on Calluna vulgaris (L.) hull growing on an ombrotrophic peat bog %A Carfrae, J. A. %A Sheppard, L. J. %A Raven, J. A. %A Leith, I. D. %A Stein, W. %A Crossley, A. %A Theobald, M. %K ammonia %K calluna vulgaris %K chlorophyll %K field simulation %K foliar N concentration %K photosystem II efficiency %K shoot growth %K Whim %B Water, Air and Soil Pollution: Focus %V 4 %P 229-239 %G eng %N 6 %0 Journal Article %J Water, Air and Soil Pollution: Focus %D 2004 %T Applying Metabolic fingerprinting to Ecology: The use of fourier-transform infrared spectroscopy for the rapid screeing of plant repsonses to N deposition. %A Gidman, E. %A Goodacre, R. %A Emmett, B. %A Sheppard, L.J. %A Leith, I.D. %A Gwynn-Jones, D. %B Water, Air and Soil Pollution: Focus %V 4 %P 251-258 %G eng %0 Journal Article %J Water, Air and Soil Pollution: Focus %D 2004 %T An automated wet deposition system to compare the effects of reduced and oxidised N on ombrotrophic bogs. %A Sheppard, L.J. %A Crossley, A. %A Leith, I.D. %A Hargreaves, K.J. %A Carfrae, J.A. %A van Dijk, N. %A Cape, J.N. %A Sleep, D. %A Fowler, D. %A Raven, J. %B Water, Air and Soil Pollution: Focus %V 4 %P 197-205 %G eng %0 Journal Article %J Water, Air and Soil Pollution: Focus %D 2004 %T Correlating the spatial distribution of atmospheric ammonia with delta N-15 values at an ammonia release site %A Skinner, R. %A Ineson, P. %A Hicks, W.K. %A Jones, H.E. %A Sleep, D. %A Leith, I.D. %A Sheppard, L.J. %B Water, Air and Soil Pollution: Focus %V 4 %P 219-228 %G eng %0 Journal Article %J Water Air and Soil Pollution %D 2004 %T Early effects of atmospheric ammonia (NH3) deposition on Calluna vulgaris (L.) growing on an ombrotrophic peat bog. %A Carfrae, J.A. %A Sheppard, L.J. %A Raven, J.A. %A Stein, W. %A Leith, I.D. %A Theobald, M. %A Crossley, A. %B Water Air and Soil Pollution %V 4 %P 229-239 %G eng %0 Book Section %B Nitrogen in the Envrionment %D 2004 %T Effects of enhanced N deposition on Cladonia portentosa; results from a field manipulation study. %A Sheppard, L.J. %A Leith, I.D. %A Crossley, A. %B Nitrogen in the Envrionment %I British Lichen Society Workshop %C Nettlecombe, Somerset %G eng %0 Report %D 2004 %T Lichens in a changing pollution environment %A Lamberley, P. %A Wolsey, P. %I English Nature Research Reports %C Peterborough %P 84-89 %G eng %0 Journal Article %J Water, Air and Soil Pollution: Focus %D 2004 %T Quantifying dry NH3 deposition from an automated NH3 release system to ombrotrophic bog vegetation %A Leith, I.D. %A Sheppard, L.J. %A Fowler, D. %A Cape, N. %A Jones, M. %A Crossley, A. %A Hargreaves, K.J. %A Sim Tang, Y. %A Theobald, M. %A Sutton, M.A. %B Water, Air and Soil Pollution: Focus %V 4 %P 207-218 %G eng %0 Journal Article %J Environmental Pollution %D 2003 %T Bioindicators of enhanced nitrogen deposition %A Pitcairn, C.E.R. %A Fowler, D. %A Leith, I.D. %A Sheppard, L.J. %A Sutton, M.A. %A Kennedy, V. %A Okello, E. %B Environmental Pollution %V 126 %P 353-361 %G eng %N 3 %0 Report %D 2003 %T Biomonitor methods for assessing effects of atmospheric nitrogen on statuary nature conservation sites. %A Sutton, M.A. %A Pitcairn, C.E.R. %A Whitfield, C. %A Leith, I.D. %A Sheppard, L.J. %A van Dijk, N. %A Tang, S. %A Skiba, U. %A Smart, S. %A Mitchell, R. %A Wolseley, P. %A James, P. %A Purvis, W. %A Fowler, D. %I JNCC contract report %C Peterborough %G eng %0 Report %D 2003 %T The processes controlling uptake and storage of N and the effects of N deposition on semi-natural vegetation. %A Leith, I.D. %A Sheppard, L.J. %A Pitcairn, C.E.R. %A Ingleby, K. %A Jones, M. %A Tang, Y.S. %A Skinner, R. %A Carfrae, J.A. %A Cape, J.N. %A Fowler, D. %A Parrington, J. %B Nitrogen Umbrella Project %I Defra %G eng %0 Report %D 2003 %T Refinement and testing of bio-monitoring methods and development of protocols, for assessing impacts of atmospheric nitrogen deposition or concentrations on statuary nature conservation sites. %A Leith, I.D. %A van Dijk, N. %A Pitcairn, C.E.R. %A Sheppard, L.J. %A Wolsey, P. %A Sutton, M.A. %I JNCC %C Peterborough %G eng %0 Journal Article %J Special Edition Responses of Plant Metabolism to Air Pollution and Global Change %D 2002 %T A comparison of impacts of N deposition applied as NH3 or as NH4Cl on ombrotrophic mire vegetation %A Leith, I. D. %A Pitcairn, C. E. R. %A Sheppard, L. J. %A Hill, P. W. %A Cape, J. N. %A Fowler, D. %A Tang, S. %A Smith, R. I. %A Parrington, J. A. %K ammonia %K ammonium %K atmospheric ammonia %K calluna-vulgaris %K dry n deposition %K foliar nutrition %K moorland vegetation %K nitrogen %K vulgaris l hull %K wet n deposition %K woodland %B Special Edition Responses of Plant Metabolism to Air Pollution and Global Change %V 42 %P 83-88 %G eng %N 3 %0 Journal Article %J Phyton %D 2002 %T Effects of NH3 Fumigation on the Frost Hardiness of Calluna- Does N Deposition Increase Winter Damage by Frost? %A Sheppard, L.J. %A Leith, I.D. %B Phyton %V 42 %P 183-190 %G eng