APIS Bibliography

Title	Authors	Year
The effects of excess nitrogen deposition on young Norway spruce trees. Part I: the soil	Wilson, E.J…	1994
Shoot nitrate reductase activities of field-layer species in different forest types.	Hogborn, L…	1994
Acidification of freshwater ecosystems: implications for the future	Rosseland,…	1994
Effects of zinc and copper on growth and metal accumulation in duckweed, Lemna minor	Dirilgen, N…	1994
Accumulation of amino acids in some boreal forest plants in response to increased nitrogen availability	Näsholm, T…	1994
The influence of acid rain mists on growth, dry matter partitioning, nutrient concentrations and mycorrhizal fruiting bodies in red spruce seedlings.	Deans, J.D…	1994
The effects of excess nitrogen deposition on young Norway spruce trees. Part I: the vegetation	Wilson, E.J…	1994
Effect of different forms and sources of arsenic crop yield and arsenic concentration	Jiang, Q ;…	1994
Relationship between heavy metal accumulation and toxicity in Spirodella polyrhiza and Azolla pinnata	Gaur, J. P…	1994
Critical levels for ozone; a UNECE workshop report	Fuhrer, J…	1994