APIS Bibliography

Title	Authors	Year
Empirical nitrogen critical loads: update since Lokeberg (1992)	Bobbink, R…	1995
Critical levels of O-3 for wood production of European beech (Fagus sylvatica L).	Mortensen,…	1995
Relation between sulphur concentrations in Scots Pine needles and the air in northernmost Europe.	Raitio, H…	1995
Uptake and assimilation of atmospheric NO2-N by spruce needles (Picea abies): a field study	Ammann, M…	1995
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
Nutrient balance in Scots Pine Forest I: Design of experiments	Abrahamsen…	1995
River Quality in Northern Ireland	Service,…	1995
Critical limits of acidification to invertebrates in different regions of Europe.	Raddum, G…	1995
Are calcareous grasslands in the UK under threat from nitrogen deposition - an experimental determination of a critical load	Wilson, E.J…	1995