Title Authors Year
Nitrogen and phosphorus concentrations and N:P ratios in Norwegian lakes. Perspective on nutrient limitation

Faafeng, B…

1993
Distribution and decline of endangered herbaceous heathland species in relation to the chemical composition of the soil

Houdijk, A.…

1993
Effect of acid rain on pine needles as food for capercaillie in winter

Spidsx, T.K…

1993
Reproduction in two submersed macrophytes declines progressively at low pH.

Titus, J.E…

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

Group,…

1993
Air Pollution and Tree Health in the United Kingdom

DOE, .

 		1993
Atmospheric deposition of sulphur and nitrogen in heathland ecosystems.

Bobbink, R…

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