Title Authors Year
The effect of external stress and disturbance factors on Calluna dominated heathland vegetation.

Berdowski,…

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

Group,…

1993
Atmospheric Change - Effect on Plant Pests and Diseases

Bell, J.N.B…

1993
Air Pollution and Tree Health in the United Kingdom

DOE, .

 		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
Critical Loads: Concepts and Applications

Harriman, R…

1993