Title Authors Year
Physiological effects of long term exposure to low concentrations of SO2 and NH3 on poplar leaves.

Hove, L.W.A…

1991
Increases in soil acidity in north west Wales between 1957 and 1990

…

1991
Yield Responses of Different Crop Species to Long-Term Fumigation with Sulphur Dioxide in Open-Top Chambers

Weigel, H.J…

1990
Mechanism of toxicity of zinc to the marine diatom Nitzschia closterium

Stauber, J…

1990
Fresh-water acidification - its effects on species and communities of fresh-water microbes, plants and animals

Muniz, I.P…

1990
Comparative toxicity of inorganic contaminants released by placer mining to early life stages of salmonids

Buhl, K. J…

1990
Effects of nitrogen dioxide pollution on the growth of 3 fern species.

Ashenden, T…

1990
The variation in the acidity of ground and surface waters in Northern Ireland

Jordan, C…

1990
Seasonal changes in amino acids, protein and total nitrogen in needles of fertilised Scots pine trees

Näsholm, T…

1990
Epiphyte recolonization of oaks along a gradient of air pollution in south-east England, 1979-1990.

Bates, J.W…

1990