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
Incidence of adverse biological effects within ranges of chemical concentrations in marine and estuarine sediments	Long, E.R…	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
Interactions of elevated CO2, NH3 and O3 on mycorrhizal infection, gas exchange and N metabolism in saplings of Scots pine.	Perez-Soba…	1995
Critical loads of acidity for surface waters - can the ANC limit be considered variable?	Henriksen,…	1995
Lobarion, an epiphytic community of ancient forests threatened by acid rain.	Gauslaa, Y…	1995
Nitrogen saturation in a long-term forest experiment with annual additions of nitrogen	Tamm, C.O…	1995
Atmospheric deposition of nitrogen compounds to heathlands	Sutton, M.A…	1995