@article {1277,
	title = {Diagnostic indicators of elevated nitrogen deposition},
	journal = {Environmental Pollution},
	volume = {144},
	year = {2006},
	author = {Pitcairn, C.E.R. and Fowler D. and Leith, I.D. and Sheppard, L.J. and Tang, Y.S. and Sutton, M.A. and Famulari D.}
}
@article {781,
	title = {Biosphere-atmosphere interactions of ammonia with grasslands: experimental strategy and results from a new European initiative},
	journal = {Plant and Soil },
	volume = {228 (1)},
	year = {2001},
	pages = {131-145},
	author = {Sutton, M.A. and Milford, C. and Nemitz, E. and Theobald, M.R. and Fowler D. and Schjoerring, J.K. and Mattsson, M.E. and Nielsen, K.H. and Husted, S. and Erisman, J.W. and Oties, R. and Hensen, A. and Mosquera, J. and Cellier, P. and Loubert, B. and David, M. and Genermont, S. and Neftel, A. and Blatter, A. and Herrmann, B. and Jones, S.K. and Horvath, L. and Flhrer, E. and Mantzanas, K. and Koukoura, Z. and Gallagher, M. and Williams, P. and Flynn, M. and Riedo, M.}
}
@article {659,
	title = {Comparison of the effects of dry deposited N as NH3 with wet deposited N as NH4Cl on acid moorland vegetation.},
	journal = {Water Air and Soil Pollution (In press).},
	year = {2001},
	author = {Leith, I.D. and Sheppard, L.J. and Pitcairn, C.E.R. and Cape, J.N and Hill, P.W. and Kennedy, V.H. and Tang, Y.S. and Smith, R.I. and Fowler D.}
}
@article {780,
	title = {Atmospheric deposition of nitrogen compounds to heathlands},
	journal = {Aarhus Geoscience },
	volume = {4},
	year = {1995},
	pages = {61-71},
	author = {Sutton, M.A. and Fowler D.}
}
@article {545,
	title = {The influence of acid rain mists on growth, dry matter partitioning, nutrient concentrations and mycorrhizal fruiting bodies in red spruce seedlings.},
	journal = {New Phytologist },
	volume = {115},
	year = {1994},
	pages = {459-464},
	author = {Deans, J.D. and Leith, I.D. and Sheppard, L.J. and Cape, J.N and Fowler D. and Murry, M.B. and Mason, P.A.}
}
