APIS Bibliography

Title	Authors	Year
Relationship between heavy metal accumulation and toxicity in Spirodella polyrhiza and Azolla pinnata	Gaur, J. P…	1994
The effects of excess nitrogen deposition on young Norway spruce trees. Part I: the vegetation	Wilson, E.J…	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
Critical Loads of Acidity in the United Kingdom	UKCLAG,	1994
The Demographic Consequences of Nitrogen-Fertilization of a Population of Sundew, Drosera-Rotundifolia	…	1994
Monitoring Danish raised bogs	Aaby, B.…	1994
Effects of PCBs, PCDDs and PCDFs on fish-eating birds	Bosveld, A.…	1994
Critical levels of air pollutants for Europe	Ashmore, M.…	1994
An experimental investigation into the effects of atmospheric nitrogen deposition on two semi-natural grasslands	Morecroft,…	1994