APIS Bibliography

Title	Authors	Year
Transboundary Air Pollution	Effects,…	1994
The Demographic Consequences of Nitrogen-Fertilization of a Population of Sundew, Drosera-Rotundifolia	…	1994
Critical levels of air pollutants for Europe	Ashmore, M.…	1994
Impacts of nitrogen deposition on terrestrial ecosystems	UKRGIAN,…	1994
Shoot nitrate reductase activities of field-layer species in different forest types.	Hogborn, L…	1994
Effects of nitrogen fertilisation on the humus layer vegetation under closed canopy in boreal coniferous stands	Mäkipää, R…	1994
Effects of ozone on interactions between plants, consumers and decomposers.	Jones, C.G…	1994
Relationship between heavy metal accumulation and toxicity in Spirodella polyrhiza and Azolla pinnata	Gaur, J. P…	1994
Effects of atmospheric ammonia and ammonium sulphate on vesicular-arbuscular mycorrhizal colonisation in three heathland species	Heijine, B…	1994
Does nitrogen supply limit the growth of Antarctic lichens?	Crittenden…	1994