APIS Bibliography

Title	Authors	Year
Nitrogen and drought effects on ectomycorrhizae of Norway spruce [Picea abries L. (Karst.)].	Nilsen, P…	1998
Significance of soil properties for content and distribution of cadmium and lead in natural calcareous soils	Sanchez-…	1998
Peroxyacetyl nitrates (PAN) and other minor pollutants	Temple, P.J…	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
Soil nitrous oxide and nitric oxide emissions as indicators of the exceedance of critical loads of atmospheric nitrogen deposition in semi-natural ecosystems	Skiba, U.;…	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
National Recommended Water Quality Criteria	EPA, US	1998
Assessment of atmospheric heavy metals by moss monitoring with Isothecium stoloniferum Brid. in the Fraser Valley, B.C., Canada	Pott, U ;…	1998
UNECE Critical Levels Workshop Proceedings	Guderian, R…	1998