APIS Bibliography

Title	Authors	Year
Reproduction in two submersed macrophytes declines progressively at low pH.	Titus, J.E…	1993
Effect of acid rain on pine needles as food for capercaillie in winter	Spidsx, T.K…	1993
A new potential air-quality criterion derived from vertical flux densitites of ozone and from plant response	Grunhage, L…	1993
Review of the impact of current and future acid deposition in Wales	Reynolds, B…	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
Direct damage to vegetation caused by acid rain and polluted cloud: definition of critical levels for forest trees.	Cape, J.N…	1993
Nitrogen eutrophication and critical load for nitrogen based upon changes in flora and fauna in (semi)-natural terrestrial ecosystems	Bobbink, R…	1993
Atmospheric deposition of sulphur and nitrogen in heathland ecosystems.	Bobbink, R…	1993
The Deposition of Atmospheric Ammonia and Its Effects on Plants	Pearson, J…	1993