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
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
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
Nitrogen critical loads for natural and semi-natural ecosystems: the empirical approach	Bobbink, R…	1995
Atmospheric deposition of nitrogen compounds to heathlands	Sutton, M.A…	1995
Mineral nutrition of higher plants. Second Edition	Marschner,…	1995
Effects of air pollution on the searching behaviour of an insect parasitoid.	Gate, I.M…	1995