APIS Bibliography

Title	Authors	Year
Critical levels of air pollutants for Europe	Ashmore, M.…	1994
Setting critical loads for dystrophic peat - a new approach.	Wilson, E.J…	1994
Effects of nitrogen fertilisation on the humus layer vegetation under closed canopy in boreal coniferous stands	Mäkipää, R…	1994
The calculation of weathering rates and their role in the determination of critical loads	Langan, S.J…	1994
Group report: are chemical and biological changes reversible?	Dise, N.B…	1994
Effects of ozone on interactions between plants, consumers and decomposers.	Jones, C.G…	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
Impacts of nitrogen deposition in terrestrial ecosystems in the United Kingdom	INDITE,	1994
Does nitrogen supply limit the growth of Antarctic lichens?	Crittenden…	1994