APIS Bibliography

Title	Authors	Year
Mycorrhizal studies of a Scots Pine plantation affected by pollution from a phosphate fertiliser plant	Rudawska, M…	1995
Relation between sulphur concentrations in Scots Pine needles and the air in northernmost Europe.	Raitio, H…	1995
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
Establishing critical levels for the effects of air pollution on vegetation	Ashmore, M.…	1995
Biological Nitrogen-Fixation - an Efficient Source of Nitrogen for Sustainable Agricultural Production	Peoples, M…	1995
Studies in Environmental Science 63	Erisman, J.…	1995
Critical limits of acidification to invertebrates in different regions of Europe.	Raddum, G…	1995
Towards a new method of setting a critical load of acidity for ombrotrophic peat	Wilson, E.J…	1995
Are calcareous grasslands in the UK under threat from nitrogen deposition - an experimental determination of a critical load	Wilson, E.J…	1995