APIS Bibliography

Title	Authors	Year
Sphagnum species and polluted environments, past and future	Lee, J.A.;…	1993
Nitrogen and phosphorus concentrations and N:P ratios in Norwegian lakes. Perspective on nutrient limitation	Faafeng, B…	1993
Direct damage to vegetation caused by acid rain and polluted cloud: definition of critical levels for forest trees.	Cape, J.N…	1993
SSSIs in England at risk from acid rain	Bissett, K…	1993
Review of the impact of current and future acid deposition in Wales	Reynolds, B…	1993
Reproduction in two submersed macrophytes declines progressively at low pH.	Titus, J.E…	1993
Atmospheric Change - Effect on Plant Pests and Diseases	Bell, J.N.B…	1993
Urban Air Quality in the United Kingdom. First Report of the Quality of Urban Air Review Group	Group,…	1993
A new potential air-quality criterion derived from vertical flux densitites of ozone and from plant response	Grunhage, L…	1993
A survey of the health of Fagus sylvatica in southern Britain.	Ling, K.A…	1993