L.J. S, Leith ID, Mizunuma T, Leeson S, Kivimaki S, 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. 2014  ;20(2):566-580.

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.

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.

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.

Sutton MA, Leith ID, Bealey WJ, van Dijk N, Tang YS. Moninea Bog - Case study of atmospheric ammonia impacts on a Special Area of Conservation. In: 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. 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,.; 2011. pp. 59-71.

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.

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.

Jones MR, Raven JA, Leith ID, Cape JN, Smith RI, Fowler D. Short-term flux chamber experiment to quantify the  deposition of gaseous 15N-NH3 to Calluna vulgaris. Agricultural and Forest Meteorology, . 2008  ;148 (6-7):893-901.

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.

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.

Pitcairn CER, D. F, Leith ID, Sheppard LJ, Tang YS, Sutton MA, D. F. Diagnostic indicators of elevated nitrogen deposition. Environmental Pollution. 2006  ;144.

Pitcairn CER, Leith ID, N. vanDijk, Sutton MA. Refining and testing the Ellenberg Index  biomonitoring method at the intensive sites. In: Biomonitoring methods for assessing the impacts of nitrogen pollution: refinement and testing. JNCC; 2005. p. 230.

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.

Sutton MA, Pitcairn CER, Leith ID, van Dijk N, Tang YS, Skiba U, Smart S, Mitchell R, Wolseley P, James P, et al. Bioindicator and biomonitoring methods for assessing the effects of atmospheric nitrogen on statutory nature conservation sites. (Sutton MA, Pitcairn CER, Whitfield CP). Peterborough; 2004.

Sheppard LI, Leith ID, Crossley A. Effects of enhanced N deposition on Cladonia portentosa; results from a field manipulation study. Peterborough: English Nature; 2004 pp. 51-62.

Mitchell RJ, Truscott AM, Leith ID, Cape JN, van Dijk N, Tang YS, Fowler D, Sutton MA. Growth and tissue nitrogen of epiphytic Atlantic bryophytes: effects of increased and decreased atmospheric N deposition. Functional Ecology. 2004  ;18:322-329.

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.

Mitchell RJ, Truscott AM, Leith ID, Tang YS, van Dijk N, Smith RI, Sutton MA. Impact of atmospheric nitrogen deposition on epiphytes in Atlantic oakwoods.; 2003.

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  .

Hicks WK, Leith ID, Woodin SJ, Fowler D. Can the foliar nitrogen concentration of upland vegetation be used for predicting atmospheric nitrogen deposition? Evidence from field surveys. . Environmental Pollution. 2000  ;107:367-376.

Jarraud NS, Bell JN, Leith ID, Fowler D, Archer SAA. Reinvasion of urban areas by black spot and tar spot. In: CAPER 2000, 11-13th April. CAPER 2000, 11-13th April. Birmingham; 2000.

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.

Deans JD, Leith ID, Sheppard LJ, Cape JN, D. F, Murry MB, Mason PA. The influence of acid rain mists on growth, dry matter partitioning, nutrient concentrations and mycorrhizal fruiting bodies in red spruce seedlings. New Phytologist . 1994  ;115:459-464.

Fowler D, Cape JN, Leith ID, Choularton TW, Gay MJ, Jones A. The influence of altitude on rainfall composition at Great Dun Fell. Atmospheric Environment. 1988  ;22:1355-1362.

Leith ID, Fowler D. Urban distribution of Rhytisma acerinum (Pers.) Fries (tar spot) on sycamore. New Phytologist. 1988  ;108:175-181.