APIS Bibliography

Title	Authors	Year
Biological Nitrogen-Fixation - an Efficient Source of Nitrogen for Sustainable Agricultural Production	Peoples, M…	1995
Effects of ozone depletion	Sciences,…	1995
European Soil Resources: Current Status of Soil Degradation, Causes, Impacts and Need for Action	Van Lynden…	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
Silvicultural use of wood ashes - effects on the nutrient and heavy metal balance in a pine forest soil.	Bramryd, T…	1995
Nitrogen saturation in a long-term forest experiment with annual additions of nitrogen	Tamm, C.O…	1995
Lobarion, an epiphytic community of ancient forests threatened by acid rain.	Gauslaa, Y…	1995
Atmospheric deposition of nitrogen compounds to heathlands	Sutton, M.A…	1995
Effects of Ozone Fumigation on Epiphytic Macrolichens - Ultrastructure, CO2 Gas-Exchange and Chlorophyll Fluorescence	Scheidegger…	1995