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

Group,…

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

Spidsx, T.K…

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 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