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

Näsholm, T…

1990
Forest decline, nutrient supply and diagnostic fertilisation in southwestern Germany and in southern California.

Huettl, R.F…

1990
The effect of air quality on tree growth.

Lee, H.S.J…

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

Kreiser, A.…

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

Lorenzini,…

1990
Yield Responses of Different Crop Species to Long-Term Fumigation with Sulphur Dioxide in Open-Top Chambers

Weigel, H.J…

1990
Forest soil chemical changes between 1949-50 and 1987

Billett, M.…

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

Arts, G.H.P…

1990
Cation-exchange properties and adaptation to soil acidity in bryophytes

Buscher, P…

1990