APIS Bibliography

Title	Authors	Year
Group report: are chemical and biological changes reversible?	Dise, N.B…	1994
The calculation of weathering rates and their role in the determination of critical loads	Langan, S.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
Group report: interactions among acidification, phosphorus, contaminants and biota in freshwater ecosystems	Landers, D.…	1994
Scotland's soils: Research issues in developing a soil sustainability strategy	Billett, M.…	1994
Monitoring Danish raised bogs	Aaby, B.…	1994
Impacts of nitrogen deposition on terrestrial ecosystems	UKRGIAN,…	1994
An experimental investigation into the effects of atmospheric nitrogen deposition on two semi-natural grasslands	Morecroft,…	1994