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
Effects of acid deposition on Dutch forest ecosystems	Vriers, W…	1995
Methods to derive critical loadsfor nitrogen for terrestrial ecosystems	Vries, W.;…	1995
Incidence of adverse biological effects within ranges of chemical concentrations in marine and estuarine sediments	Long, E.R…	1995
Towards a new method of setting a critical load of acidity for ombrotrophic peat	Wilson, E.J…	1995
Acid rain research: Do we have enough answers?	Heij, G.J…	1995
Recent trends in beech tree health in southern Britain and the influence of soil type.	Power, S.;…	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