APIS Bibliography

Title	Authors	Year
Nitrogen and drought effects on ectomycorrhizae of Norway spruce [Picea abries L. (Karst.)].	Nilsen, P…	1998
Effects of experimental acidification and liming on terrestrial invertebrates: implications for calcium availability to vertebrates	Ormerod, S.…	1998
Ammonia concentrations at a site in southern Scotland from 2 yr of continuous measurements	Burkhardt,…	1998
Unintentional experiments with terrestrial ecosystems: ecological effects of sulphur and nitrogen pollutants	Lee, J.A.…	1998
Potential NH4+ & NO3- uptake in seven Sphagnum species	Jauhiainen…	1998
Ecosystem research and the European Union policy needs	Lawton, (…	1998
The role of different arbuscular mycorrhizal fungi in the growth of Calamagrostis villosa and Deschampsia flexuosa, in experiments with simulated acid rain	Vosatka, M…	1998
Some effects of acid rain on the mobilisation of elements from bird eggs.	Pyatt, F.B…	1998
Proposed Environmental Quality Standards for Cobalt in Water	Grimwood, M…	1998
National Recommended Water Quality Criteria	EPA, US	1998