APIS Bibliography

Title	Authors	Year
Shoot nitrate reductase activities of field-layer species in different forest types.	Hogborn, L…	1994
Group report: are chemical and biological changes reversible?	Dise, N.B…	1994
Long-term changes in watershed retention of nitrogen - its causes and aquatic consequences	Stoddard, J…	1994
Effects of atmospheric ammonia and ammonium sulphate on vesicular-arbuscular mycorrhizal colonisation in three heathland species	Heijine, B…	1994
Causal mechanisms by which sulphate, nitrate and acidity influence frost hardiness in red spruce: review and hypothesis.	Sheppard, L…	1994
Impacts of nitrogen deposition in terrestrial ecosystems in the United Kingdom	INDITE,	1994
Group report: interactions among acidification, phosphorus, contaminants and biota in freshwater ecosystems	Landers, D.…	1994
Does nitrogen supply limit the growth of Antarctic lichens?	Crittenden…	1994
Effects of atmospheric ammonia on vegetation - a review	Fangmeir, A…	1994
Impacts of nitrogen deposition on terrestrial ecosystems	UKRGIAN,…	1994