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
Regional mass budgets of oxidized and reduced nitrogen and their relative contribution to the N inputs of sensitive ecosystems

Fowler, D…

1998
Effects of ammonia deposition on forests in the Netherlands

Van der…

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

Lee, J.A.…

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
Iron-manganese interactions among clones of nilegrass

Foy, C. D…

1998
National Recommended Water Quality Criteria

EPA, US

 		1998
Some effects of acid rain on the mobilisation of elements from bird eggs.

Pyatt, F.B…

1998
Pollution - Recovery of breeding success in wild birds.

Eeva, T.; E…

1998