APIS Bibliography

Title	Authors	Year
Toxicity of nickel ores to marine organisms	Florence, T…	1994
Acidification of freshwater ecosystems: implications for the future	Rosseland,…	1994
Setting critical loads for dystrophic peat - a new approach.	Wilson, E.J…	1994
Accumulation of amino acids in some boreal forest plants in response to increased nitrogen availability	Näsholm, T…	1994
Effects of zinc and copper on growth and metal accumulation in duckweed, Lemna minor	Dirilgen, N…	1994
The calculation of weathering rates and their role in the determination of critical loads	Langan, S.J…	1994
Long-term changes in watershed retention of nitrogen - its causes and aquatic consequences	Stoddard, J…	1994
Effects of atmospheric ammonia and ammonium sulphate on vesicular-arbuscular mycorrhizal colonisation in three heathland species	Heijine, B…	1994
The effects of excess nitrogen deposition on young Norway spruce trees. Part I: the vegetation	Wilson, E.J…	1994
Relationship between heavy metal accumulation and toxicity in Spirodella polyrhiza and Azolla pinnata	Gaur, J. P…	1994