APIS Bibliography

Title	Authors	Year
Shoot nitrate reductase activities of field-layer species in different forest types.	Hogborn, L…	1994
Regional and historical variation in the nitrogen-content of Racomitrium lanuginosum in Britain In relation to atmospheric nitrogen deposition	Baddeley, J…	1994
A survey of the threat of surface water acidification to the nature conservation interest of fresh-waters on Sites of Special Scientific Interest in Britain	Rimes, C.A…	1994
Group report: are chemical and biological changes reversible?	Dise, N.B…	1994
Acid Rain and its Impact: The Critical Loads Debate	Hornung, M…	1994
Effects of atmospheric ammonia and ammonium sulphate on vesicular-arbuscular mycorrhizal colonisation in three heathland species	Heijine, B…	1994
Long-term changes in watershed retention of nitrogen - its causes and aquatic consequences	Stoddard, J…	1994
Predicting recovery of freshwater ecosystems: trout in Norwegian lakes	Cosby, B.J…	1994
Atlas of the Bryophytes	Hill, M.;…	1994
Causal mechanisms by which sulphate, nitrate and acidity influence frost hardiness in red spruce: review and hypothesis.	Sheppard, L…	1994