APIS Bibliography

Title	Authors	Year
Biological Nitrogen-Fixation - an Efficient Source of Nitrogen for Sustainable Agricultural Production	Peoples, M…	1995
River Quality in Northern Ireland	Service,…	1995
Critical Loads of Acid Deposition for United Kingdom Freshwaters	Group,…	1995
Methods to derive critical loadsfor nitrogen for terrestrial ecosystems	Vries, W.;…	1995
Effects of gaseous air pollutants on aphid performance on Scots pine and Norway spruce seedlings.	Holopainen…	1995
Towards a new method of setting a critical load of acidity for ombrotrophic peat	Wilson, E.J…	1995
Long term effects of enhanced nitrogen deposition on a lowland dry heath in southern Britain.	Power, S.;…	1995
Effects of ozone depletion	Sciences,…	1995
European Soil Resources: Current Status of Soil Degradation, Causes, Impacts and Need for Action	Van Lynden…	1995
Are calcareous grasslands in the UK under threat from nitrogen deposition - an experimental determination of a critical load	Wilson, E.J…	1995