APIS Bibliography

Title	Authors	Year
Sphagnum species and polluted environments, past and future	Lee, J.A.;…	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
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
Examining the Cr uptake of ryegrass from inorganic compounds and sewage sludge in pot experiements	Loch, J ;…	1993
North Sea quality status report 1993	OSPARCOM,…	1993
Observations on the changes in nitrate concentrations in seven upland moorland catchments in north eastern Scotland	Black, K.E…	1993
Nitrogen and phosphorus concentrations and N:P ratios in Norwegian lakes. Perspective on nutrient limitation	Faafeng, B…	1993