APIS Bibliography

Title	Authors	Year
Critical levels of O-3 for wood production of European beech (Fagus sylvatica L).	Mortensen,…	1995
Biological Nitrogen-Fixation - an Efficient Source of Nitrogen for Sustainable Agricultural Production	Peoples, M…	1995
The effect of repeated N fertlization on mye infection in heather (Calluna vulgaris (L) Hull)	Caporn, S.J…	1995
Establishing critical levels for the effects of air pollution on vegetation	Ashmore, M.…	1995
River Quality in Northern Ireland	Service,…	1995
Injury of leatherleaf fern and tomato from volatilized ammonia after fertilizer application.	Schumann, A…	1995
Critical limits of acidification to invertebrates in different regions of Europe.	Raddum, G…	1995
Recent trends in beech tree health in southern Britain and the influence of soil type.	Power, S.;…	1995
Are calcareous grasslands in the UK under threat from nitrogen deposition - an experimental determination of a critical load	Wilson, E.J…	1995
The use of an unenclosed field fumigation system to determine the effects of elevated ozone on a grass clover mixture.	Wilbourn, S…	1995