Title Authors Year
Effects of grass-encroachment on vegetation and soil in Dutch dry dune grasslands

Veer, M.A.C…

1998
Environmental effects of ozone depletion: 1998 assessment

UNEP,

 		1998
National Monitoring Programme - Survey of the Quality of UK Coastal Waters

Group,…

1998
Effects of ammonia deposition on forests in the Netherlands

Van der…

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

Nilsen, P…

1998
Ammonia concentrations at a site in southern Scotland from 2 yr of continuous measurements

Burkhardt,…

1998
River Habitat Quality

Service,…

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

Hyvdrinen,…

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

Lee, J.A.…

1998