APIS Bibliography

Title	Authors	Year
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
Regional and historical variation in the nitrogen-content of Racomitrium lanuginosum in Britain In relation to atmospheric nitrogen deposition	Baddeley, J…	1994
Accumulation of amino acids in some boreal forest plants in response to increased nitrogen availability	Näsholm, T…	1994
Group report: are chemical and biological changes reversible?	Dise, N.B…	1994
Effect of different forms and sources of arsenic crop yield and arsenic concentration	Jiang, Q ;…	1994
Long-term changes in watershed retention of nitrogen - its causes and aquatic consequences	Stoddard, J…	1994
Critical levels for ozone; a UNECE workshop report	Fuhrer, J…	1994
Causal mechanisms by which sulphate, nitrate and acidity influence frost hardiness in red spruce: review and hypothesis.	Sheppard, L…	1994
Predicting recovery of freshwater ecosystems: trout in Norwegian lakes	Cosby, B.J…	1994