APIS Bibliography

Title	Authors	Year
Biological Nitrogen-Fixation - an Efficient Source of Nitrogen for Sustainable Agricultural Production	Peoples, M…	1995
Establishing critical levels for the effects of air pollution on vegetation	Ashmore, M.…	1995
Methods to derive critical loadsfor nitrogen for terrestrial ecosystems	Vries, W.;…	1995
Recent trends in beech tree health in southern Britain and the influence of soil type.	Power, S.;…	1995
Long term effects of enhanced nitrogen deposition on a lowland dry heath in southern Britain.	Power, S.;…	1995
ritical Loads of Acid Deposition for United Kingdom Freshwaters	Group,…	1995
Are calcareous grasslands in the UK under threat from nitrogen deposition - an experimental determination of a critical load	Wilson, E.J…	1995
Critical loads of acidity for surface waters - can the ANC limit be considered variable?	Henriksen,…	1995
Atmospheric deposition of nitrogen compounds to heathlands	Sutton, M.A…	1995
Heavy metals in birch leaves around a nickel-copper smelter at Monchegorsk, Northwestern Russia	Kozlov, M.…	1995