APIS Bibliography

Title	Authors	Year
Impacts of nitrogen on Sphagnum dominated bogs with emphasis on critical load assessment	Risager, M…	1998
Boron, zinc iron and managanese content in four grassland species	Adarve, M.…	1998
Relationships between atmospheric nitrogen inputs and the vertical nitrogen and phosphorus concentration gradients in the lichen Cladonia portentosa	Hyvdrinen,…	1998
Ammonia concentrations at a site in southern Scotland from 2 yr of continuous measurements	Burkhardt,…	1998
Effects of ammonia deposition on forests in the Netherlands	Van der…	1998
The phytoavailability of cadmium to lettuce in long-term biosolids-amended soils	Brown, S. L…	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
Some effects of acid rain on the mobilisation of elements from bird eggs.	Pyatt, F.B…	1998
Ecological effects of atmospheric reactive N deposition on semi-natural terrestrial ecosystems.	Lee, J.A.;…	1998
UNECE Critical Levels Workshop Proceedings	Guderian, R…	1998