Title Authors Year
Forest decline, nutrient supply and diagnostic fertilisation in southwestern Germany and in southern California.

Huettl, R.F…

1990
Afforestation and Lake Acidification: A Comparison of Four Sites in Scotland.

Kreiser, A.…

1990
Bryophytes and heavy metals: a literature review

Tyler, 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
Forest soil chemical changes between 1949-50 and 1987

Billett, M.…

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

Ashenden, T…

1990
Calculated rates of soil acidification of intensively used grassland in the Netherlands.

Oenema, O…

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

Bates, J.W…

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

Näsholm, T…

1990
Eutrophication: assessment, research and management with special reference to Scotland's Freshwaters

Bailey-…

1990