APIS Bibliography

Title	Authors	Year
Freshwater sponges (Porifera: Spongillidae) of Norway: Distribution and ecology.	Økland, K.A…	1996
Optimal quantum yield of photosystem II and chlorophyll degradation of Lobaria pulmonaria in relation to pH Lichenologist	Gauslaa, Y…	1996
Effects of atmospheric nitrogen deposition on ericoid mycorrhizal infection of Calluna vulgaris growing in peat soils	Yesmin, L…	1996
The effect of long-term elevated ozone concentrations on the growth and photosynthesis of Sphagnum recurvum and Polytrichum commune	Potter, L…	1996
Stoneworts - connoisseurs of clean water	Stewart, N.…	1996
Development and evaluation of sediment quality guidelines for Florida coastal waters	MacDonald,…	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
Manual on methodologies and criteria for mapping critical levels/loads and geographical areas where they are exceeded	UNECE,	1996