APIS Bibliography

Title	Authors	Year
Long-term changes in watershed retention of nitrogen - its causes and aquatic consequences	Stoddard, J…	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
Impacts of nitrogen deposition in terrestrial ecosystems in the United Kingdom	INDITE,	1994
Causal mechanisms by which sulphate, nitrate and acidity influence frost hardiness in red spruce: review and hypothesis.	Sheppard, L…	1994
Critical levels for ozone; a UNECE workshop report	Fuhrer, J…	1994
Group report: interactions among acidification, phosphorus, contaminants and biota in freshwater ecosystems	Landers, D.…	1994
Critical Loads of Acidity in the United Kingdom	UKCLAG,	1994
Effects of PCBs, PCDDs and PCDFs on fish-eating birds	Bosveld, A.…	1994
Impacts of nitrogen deposition on terrestrial ecosystems	UKRGIAN,…	1994