Title Authors Year
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
Ecological effects of atmospheric reactive N deposition on semi-natural terrestrial ecosystems.

Lee, J.A.;…

1998
Sensitive bioassays for risk assessment of contaminated soils

Vaughan, G…

1998
Nitrogen deposition and ectomycorhizas

Wallenda, T…

1998
Effects of grass-encroachment on vegetation and soil in Dutch dry dune grasslands

Veer, M.A.C…

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

Risager, M…

1998
Environmental effects of ozone depletion: 1998 assessment

UNEP,

 		1998
Time-space analyses of the British lichen flora, with particular reference to air quality surveys

Seaward, M.…

1998
River Quality in Northern Ireland 1995

Service,…

1998