APIS Bibliography

Title	Authors	Year
Ammonia concentrations at a site in southern Scotland from 2 yr of continuous measurements	Burkhardt,…	1998
Nutrient disturbance through manganese accumulation in Douglas fir	Kaus, A ;…	1998
River Habitat Quality	Service,…	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 experimental acidification and liming on terrestrial invertebrates: implications for calcium availability to vertebrates	Ormerod, S.…	1998
Unintentional experiments with terrestrial ecosystems: ecological effects of sulphur and nitrogen pollutants	Lee, J.A.…	1998
Ecosystem research and the European Union policy needs	Lawton, (…	1998
National Recommended Water Quality Criteria	EPA, US	1998
The relationship between nitrogen deposition, species composition and foliar nitrogen concentrations in woodland flora in the vicinity of livestock farms.	Pitcairn, C…	1998