APIS Bibliography

Title	Authors	Year
Empirical nitrogen critical loads: update since Lokeberg (1992)	Bobbink, R…	1995
Biological Nitrogen-Fixation - an Efficient Source of Nitrogen for Sustainable Agricultural Production	Peoples, M…	1995
Methods to derive critical loadsfor nitrogen for terrestrial ecosystems	Vries, W.;…	1995
Establishing critical levels for the effects of air pollution on vegetation	Ashmore, M.…	1995
Recent trends in beech tree health in southern Britain and the influence of soil type.	Power, S.;…	1995
Are calcareous grasslands in the UK under threat from nitrogen deposition - an experimental determination of a critical load	Wilson, E.J…	1995
ritical Loads of Acid Deposition for United Kingdom Freshwaters	Group,…	1995
Long term effects of enhanced nitrogen deposition on a lowland dry heath in southern Britain.	Power, S.;…	1995
Deposition of fixed atmospheric nitrogen and foliar nitrogen content of bryophytes and Calluna vulgaris	Pitcairn, C…	1995
Atmospheric deposition of nitrogen compounds to heathlands	Sutton, M.A…	1995