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

Näsholm, T…

1990
Effects of ammonia, ammonium sulphate and sulphur dioxide on the frost sensitivity of Scots pine (Pinus sylvestris L.)

Dueck, T.A…

1990
Cadmium uptake and toxicity to water hyacinth: effect of repeated exposures under controlled conditions

Nir, R ;…

1990
Wildlife toxicology

Hoffman, D.…

1990
The effect of air quality on tree growth.

Lee, H.S.J…

1990
Bryophytes and heavy metals: a literature review

Tyler, G.…

1990
Air pollution and agricultural aphid pests. I: Fumigation experiments with SO2 and NO2.

Houlden, G…

1990
Lichen Physiology and Air-Pollution .2. Statistical-Analysis of the Correlation between SO2, NO2, NO and O3, and Chlorophyll Content, Net Photosynthesis, Sulfate Uptake and Protein- Synthesis of Parmelia-Sulcata Taylor

Von Arb, C…

1990
Decline of the natterjack toad Bufo clamita in Britain: Paleoecological, documentary and experimental evidence for breeding site acidification

Beebee, T.J…

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

Jordan, C…

1990