APIS Bibliography

Title	Authors	Year
Nitrogen eutrophication and critical load for nitrogen based upon changes in flora and fauna in (semi)-natural terrestrial ecosystems	Bobbink, R…	1993
Atmospheric Change - Effect on Plant Pests and Diseases	Bell, J.N.B…	1993
Examining the Cr uptake of ryegrass from inorganic compounds and sewage sludge in pot experiements	Loch, J ;…	1993
Stratospheric Aerosol Optical Depths, 1850-1990.	Sato, M. ;…	1993
The effect of external stress and disturbance factors on Calluna dominated heathland vegetation.	Berdowski,…	1993
Effects of acidic gases and mists on the reproductive capability of 3 fern species	Lawrence, P…	1993
Observations on the changes in nitrate concentrations in seven upland moorland catchments in north eastern Scotland	Black, K.E…	1993
Terrestrial SSSIs at risk from acidification in Scotland	Ross, A.…	1993
Impacts of sulphur and nitrogen deposition on sites and species of nature conservation importance in Great Britain	Woodin, S.J…	1993
Terrestrial SSSIs at risk from soil acidification in Wales	Sketch, C.A…	1993