Title Authors Year
Ammonia concentrations at a site in southern Scotland from 2 yr of continuous measurements

Burkhardt,…

1998
Nitrogen and drought effects on ectomycorrhizae of Norway spruce [Picea abries L. (Karst.)].

Nilsen, P…

1998
Unintentional experiments with terrestrial ecosystems: ecological effects of sulphur and nitrogen pollutants

Lee, J.A.…

1998
Iron-manganese interactions among clones of nilegrass

Foy, C. D…

1998
National Recommended Water Quality Criteria

EPA, US

 		1998
Effects of N additions on the stress sensitivity of Calluna vulgaris.

Poser, S.A…

1998
The effects of air-borne nitrogen pollutants on species diversity in natural and semi-natural European vegetation

Bobbink, R…

1998
Modelling the spatial distribution of ammonia emissions in the UK

Dragosits,…

1998
Denitrification and nitrous oxide concentration in the Humber Estuary, UK, and Adjacent Coastal zones

Barnes, J…

1998
Impacts of nitrogen on Sphagnum dominated bogs with emphasis on critical load assessment

Risager, M…

1998