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
Incidence of adverse biological effects within ranges of chemical concentrations in marine and estuarine sediments	Long, E.R…	1995
Nutrient balance in Scots Pine Forest I: Design of experiments	Abrahamsen…	1995
Studies in Environmental Science 63	Erisman, J.…	1995
Towards a new method of setting a critical load of acidity for ombrotrophic peat	Wilson, E.J…	1995
Interactions of elevated CO2, NH3 and O3 on mycorrhizal infection, gas exchange and N metabolism in saplings of Scots pine.	Perez-Soba…	1995
Are calcareous grasslands in the UK under threat from nitrogen deposition - an experimental determination of a critical load	Wilson, E.J…	1995
Silvicultural use of wood ashes - effects on the nutrient and heavy metal balance in a pine forest soil.	Bramryd, T…	1995
Nitrogen critical loads for natural and semi-natural ecosystems: the empirical approach	Bobbink, R…	1995