Title Authors Year
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
Direct damage to vegetation caused by acid rain and polluted cloud: definition of critical levels for forest trees.

Cape, J.N…

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

Corraddi, M…

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

Group,…

1993
The Deposition of Atmospheric Ammonia and Its Effects on Plants

Pearson, J…

1993
Zinc Phytotoxicity

Chaney, R.…

1993
The influence of nitrogen fertilization on ectomycorrhizas and their fungal corpophores in young stands of Pinus sylvestris

…

1993
Impacts of sulphur and nitrogen deposition on sites and species of nature conservation importance in Great Britain

Woodin, S.J…

1993
Critical Loads: Concepts and Applications

Harriman, R…

1993