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
A new potential air-quality criterion derived from vertical flux densitites of ozone and from plant response	Grunhage, L…	1993
Stratospheric Aerosol Optical Depths, 1850-1990.	Sato, M. ;…	1993
A survey of the health of Fagus sylvatica in southern Britain.	Ling, K.A…	1993
The effect of external stress and disturbance factors on Calluna dominated heathland vegetation.	Berdowski,…	1993
Terrestrial SSSIs at risk from acidification in Scotland	Ross, A.…	1993
Effects of acidic gases and mists on the reproductive capability of 3 fern species	Lawrence, P…	1993
Terrestrial SSSIs at risk from soil acidification in Wales	Sketch, C.A…	1993
Chromium toxicity in Salvia scarea I Effects of hexavalent chromium on seed germination and seedline development	Corraddi, M…	1993
Impacts of sulphur and nitrogen deposition on sites and species of nature conservation importance in Great Britain	Woodin, S.J…	1993