Title Authors Year
Effects of enhanced N deposition on Cladonia portentosa; results from a field manipulation study.

Sheppard, L…

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
Aluminium concentration versus the base cation to aluminium ratio as predictors for aluminium toxicity in Pinus sylvestris and Picea abies seedlings.

Van Scholl…

2004
An Automated Wet Deposition System to Compare the Effects of Reduced and Oxidised N on Ombrotrophic Bog Species: Practical Considerations

Sheppard, L…

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

UNECE,

 		2004
Detecting the signal of atmospheric N deposition in recent national-scale vegetation change across Britain

Smart, S.M…

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
Quantifying dry NH3 release system to ombrotrophic bog from an automated NH3 field release system

Leith, I.D…

2004