APIS Bibliography

Title	Authors	Year
Critical levels for ozone in Europe: Testing and finalising the concepts	Karenlampi…	1996
The effect of long-term elevated ozone concentrations on the growth and photosynthesis of Sphagnum recurvum and Polytrichum commune	Potter, L…	1996
Herb layer vegetation of south Swedish beech and oak forests - effects of management and soil acidity during one decade.	Brunet, J…	1996
Stoneworts - connoisseurs of clean water	Stewart, N.…	1996
Current and historical relationships between the tissue N content of a snowbed bryophyte and nitrogenous air pollution.	Woolgrove,…	1996
Effects of sulphur dioxide and ozone on lichen colonization of conifers in the Liphook forest fumigation project.	Bates, J.W…	1996
Exploring the balance between sources, deposition, and the environmental burden of PCDD/Fs in the U.K. environment: an aid to identifying uncertainties and research needs	Duarte-…	1996
The effect of long-term ozone fumigation on the growth, physiology and frost sensitivity of Calluna vulgaris	Foot, J.P…	1996
Quantitative relationships of invertebrates to pH in Norwegian river systems.	Larsen, J…	1996
Manual on methodologies and criteria for mapping critical levels/loads and geographical areas where they are exceeded	UNECE,	1996