APIS Bibliography

Title	Authors	Year
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
Direct damage to vegetation caused by acid rain and polluted cloud: definition of critical levels for forest trees.	Cape, J.N…	1993
Terrestrial SSSIs at risk from soil acidification in Wales	Sketch, C.A…	1993
Urban Air Quality in the United Kingdom. First Report of the Quality of Urban Air Review Group	Group,…	1993
North Sea quality status report 1993	OSPARCOM,…	1993
Salt-Marsh Processes - a Review	Vernberg, F…	1993
Sphagnum species and polluted environments, past and future	Lee, J.A.;…	1993
The influence of nitrogen fertilization on ectomycorrhizas and their fungal corpophores in young stands of Pinus sylvestris	…	1993
Nitrogen and phosphorus concentrations and N:P ratios in Norwegian lakes. Perspective on nutrient limitation	Faafeng, B…	1993