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

Huettl, R.F…

1990
The effects of sulphur dioxide on the parasitism of the rust fungus Uromyces viciae-fabae on Vicia faba.

Lorenzini,…

1990
The effect of air quality on tree growth.

Lee, H.S.J…

1990
Bryophytes and heavy metals: a literature review

Tyler, G.…

1990
Phosphorus and nitrogen limitation of phytoplankton growth in the freshwaters of North America: a review and critique of experimental enrichments

Elser, J.J…

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
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
Acidic Deposition, its nature and impacts, Glasgow Conference Abstracts

Caporn, S.J…

1990
Successional changes in the soft-water macrophyte vegetation of (sub)atlantic, sandy, lowland regions during this century

Arts, G.H.P…

1990