Title Authors Year
Effects of ammonia deposition on forests in the Netherlands

Van der…

1998
Relationships between atmospheric nitrogen inputs and the vertical nitrogen and phosphorus concentration gradients in the lichen Cladonia portentosa

Hyvdrinen,…

1998
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
Iron-manganese interactions among clones of nilegrass

Foy, C. D…

1998
Effects of carbon dioxide and nitrogen enrichment on a plantinsect interaction: the quality of Calluna vulgaris as a host for Operophtera brumata

Kerslake, J…

1998
National Recommended Water Quality Criteria

EPA, US

 		1998
Ecological effects of atmospheric reactive N deposition on semi-natural terrestrial ecosystems.

Lee, J.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