Title Authors Year
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
Impacts of sulphur and nitrogen deposition on sites and species of nature conservation importance in Great Britain

Woodin, S.J…

1993
Chromium toxicity in Salvia scarea I Effects of hexavalent chromium on seed germination and seedline development

Corraddi, M…

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
Insects and Pollution

Helivvaara…

1993
Urban Air Quality in the United Kingdom. First Report of the Quality of Urban Air Review Group

Group,…

1993
The effect of external stress and disturbance factors on Calluna dominated heathland vegetation.

Berdowski,…

1993
Observations on the changes in nitrate concentrations in seven upland moorland catchments in north eastern Scotland

Black, K.E…

1993