APIS Bibliography

Title	Authors	Year
Impacts of nitrogen deposition on terrestrial ecosystems	UKRGIAN,…	1994
Effects of nitrogen fertilisation on the humus layer vegetation under closed canopy in boreal coniferous stands	Mäkipää, R…	1994
Acidification of freshwater ecosystems: implications for the future	Rosseland,…	1994
Effects of ozone on interactions between plants, consumers and decomposers.	Jones, C.G…	1994
Accumulation of amino acids in some boreal forest plants in response to increased nitrogen availability	Näsholm, T…	1994
Long-term changes in watershed retention of nitrogen - its causes and aquatic consequences	Stoddard, 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
Critical Loads of Acidity in the United Kingdom	UKCLAG,	1994