APIS Bibliography

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2014
Jones MLM, Provins A, Harper-Simmonds L, Holland M, Mills G, Hayes F, Emmett BA, Hall J, Sheppard LJ, Smith R, et al. Using the Ecosystems Services Approach to value air quality. DEFRA; 2014.
2013
Sheppard LJ, Leith ID, Mizunuma T, Leeson S, Kivimaki SK, Cape JN, van Dijk N, Leaver D, Sutton MA, Fowler D, et al. Inertia in an ombrotrophic bog ecosystem in response to nine years’ realistic perturbation by wet deposition of nitrogen, separated by form. Global change Biology . 2013 .
Sheppard LJ, Leith ID, van Dijk N, Leeson S, Mizunuma T, De Bakker R, Elustando DEV, Gomez HG. PK additions modify the effects of N dose and form on species composition, species litter chemistry and peat chemistry in a Scottish peatland. Biogeochemistry. 2013 ;116:39-53.
2012
Phoenix GK, Emmett BA, Britton AJ, Caporn SJM, Dise NB, Helliwell R, Jones MLM, Leake JR, Leith ID, Sheppard LJ, et al. Impacts of atmospheric nitrogen deposition: responses of multiple plant and soil parameters across contrasting ecosystems in long-term field experiments. Global Change Biology. 2012 ;18:1197-1215.
2011
Limpens J, Sheppard LJ, Leith ID. Climatic modifiers of the response to N deposition in peat-forming Sphagnum mosses: a meta-analysis. New Phytologist. 2011 ;191:496-507.
Sheppard LJ, Leith ID, Mizunuma T, Cape JN, Crossley A, S. L, Sutton MA, Fowler D, van Dijk N. 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. 2011 ;17 (12):3589-3607.
Guerrieri R, Mencuccini M, Sheppard LJ, Saurer M, Perks MP, Levy P, Sutton MA, Borghetti M, Grace J. The legacy of enhanced N and S deposition as revealed by the combined analysis of δ13C, δ18O and δ15N in tree rings. Global Change Biology. 2011 ;17(5):1946-1962.
Guerrieri R, Mencuccini M, Sheppard LJ, Saurer M, Perks MP, Levy P, Sutton MA, Borghetti M, Grace J. The legacy of enhanced N and S deposition as revealed by thecombined analysis of delta 13C, delta 18O and delta 15N in treerings. Global Change Biology. 2011 ;17:1946–1962.
Manninen S, Woods C, Leith ID, Sheppard LJ. Physiological and morphological effects of long-term ammonium or nitrate deposition on green and red (shade and open grown) Sphagnum capillifolium. Environmental and Experimental Botany. 2011 ;72:140-148.
2009
Cape JN, van der Eerden LJ, Sheppard LJ, Leith ID, Sutton MA. Evidence for changing the critical level for ammonia. Environmental Pollution . 2009 ;157:1033-1037.
2008
Prendergast MT, Cole L, Standen V, Rees R, Parker J, Leith I, Sheppard LJ. Are enchytraeid worms (Oligochaeta) sensitive indicators of Ammonia-N impacts on an Ombrotrophic Bog?. European Journal of Soil Biology. 2008 ;44(1):101-108.
Dragosits U, Dore AJ, Sheppard LJ, Vieno M, Tang YS, Theobald MR, Sutton MA. Sources, dispersion and fate of atmospheric ammonia. In: In: Hatfield, J.L.; Follett, R.F., (eds.) Nitrogen in the Environment - Sources, Problems, and Management. Academic Press, . In: Hatfield, J.L.; Follett, R.F., (eds.) Nitrogen in the Environment - Sources, Problems, and Management. Academic Press, . ; 2008. pp. 333-393.
Sheppard LJ, Leith ID, Crossley A, van Dijk N, Fowler D, Sutton MA, Woods C. Stress responses of Calluna vulgaris to reduced and oxidised N applied under 'real world conditions'. Environmental Pollution. 2008 ;154:404-413.
Sheppard LJ, Leith ID, Crossley A, van Dijk N, Fowler D, Sutton MA, Woods C. Stress responses of Calluna vulgaris to reduced and oxidised N applied under real world conditions. Environmental Pollution. 2008 ;154 (3):404-413.
2007
Carfrae JA, Sheppard LJ, Raven JA, Leith ID, Crossley A. Potassium and phosphorus additions modify the response of Sphagnum capillifolium growing on a Scottish ombrotrophic bog to enhanced nitrogen deposition. Applied Geochemistry. 2007 ;22:1111–1121.
2006
Pitcairn CER, D. F, Leith ID, Sheppard LJ, Tang YS, Sutton MA, D. F. Diagnostic indicators of elevated nitrogen deposition. Environmental Pollution. 2006 ;144.
2004
Sheppard LJ, Crossley A, Leith ID, Hargreaves KJ, Carfrae J, van Dijk N, Cape JN, Sleep D, Fowler D, Raven JA. 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. 2004 ;4 (6):197-205.
Leith ID, Sheppard LJ, Fowler D, Cape JN, Jones MR, Crossley A, Hargreaves KJ, Tang YS, Theobald MR, Sutton MA. Quantifying dry NH3 release system to ombrotrophic bog from an automated NH3 field release system. Water, Air, and Soil Pollution: Focus. 2004 ;4:207-218.
2001
Leith ID, Sheppard LJ, Pitcairn CER, Cape JN, Hill PW, Kennedy VH, Tang YS, Smith RI, D. F. Comparison of the effects of dry deposited N as NH3 with wet deposited N as NH4Cl on acid moorland vegetation. Water Air and Soil Pollution (In press). 2001 .
1998
Sheppard LJ, Crossley A, Harvey F, Parrington J, White CC. Early effects of acid mist on Sitka spruce planted on acid peat. Phyton (Horn Austria). 1998 ;39:1-25.
Poser SA, Ashmore MR, Cousins D, Sheppard LJ. Effects of N additions on the stress sensitivity of Calluna vulgaris. . New Phytologist. 1998 ;138:663-673.
Pitcairn CER, Leith ID, Sheppard LJ, Sutton MA, Fowler D, Munro RC, Tang S, Wilson D. The relationship between nitrogen deposition, species composition and foliar nitrogen concentrations in woodland flora in the vicinity of livestock farms. Environmental Pollution . 1998 ;102:41-48.
Skiba U, Sheppard LJ, Pitcairn CER, Leith ID, Crossley A, van Dijk S, Kennedy VJ, Fowler D. Soil nitrous oxide and nitric oxide emissions as indicators of the exceedance of critical loads of atmospheric nitrogen deposition in semi-natural ecosystems. Environmental Pollution. 1998 ;102(S1):457-461.
1997
Carreira JA, Harrison AF, Sheppard LJ, Woods C. Reduced soil P availability in a Sitka spruce (Picea sitchensis (Bong) Carr) plantation induced by applied acid-mist: Significance in forest decline. Forest Ecology and Management . 1997 ;92:53-166.
Crossley A, Sheppard LJ, Cape JN, Smith RI, Harvey F. Stem growth reductions in mature Sitka spruce trees exposed to acid mist. Environmental Pollution. 1997 ;96:185-193.

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