Title Authors Year
Biomonitoring methods for assessing the impacts of nitrogen pollution: refinement and testing

Leith, I.;…

2005
Differential effects of nitrate and ammonium on three fen bryophyte species in relation to pollutant nitrogen input.

Paulissen,…

2004
Changes in vegetation and soil characteristics in coastal sand dunes along a gradient of atmospheric nitrogen deposition

Jones, M.L.…

2004
Bioindicator and biomonitoring methods for assessing the effects of atmospheric nitrogen on statutory nature conservation sites

Sutton, M.A…

2004
Impact of nitrogen deposition on the species richness of grasslands

Stevens, C.…

2004
Manual on methodologies and criteria for modelling and mapping critical loads and levels and air pollution effects risks, and trends,

UNECE,

 		2004
The restoration and re-creation of species-rich lowland grassland on land formerly managed for intensive agriculture in the UK.

Walker, K.J…

2004
A review of surface ozone background levels and trends.

Vingarzan,…

2004
Growth and tissue nitrogen of epiphytic Atlantic bryophytes: effects of increased and decreased atmospheric N deposition.

Mitchell, R…

2004
Growth, production and interspecific competition in Sphagnum: effects of temperature, nitrogen and sulphur treatments on a boreal mire.

Gunnarsson…

2004