Title Authors Year
Alger, lavar och Garrupprattning hos unggranar langs en kvavegradient Sverige-Holland

Garansson,…

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

Huettl, R.F…

1990
Decline of carpophores of mycorrhizal fungi instand, of Pinus sylvestris

…

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

Elser, J.J…

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

Jordan, C…

1990
Air pollution and tree-dwelling aphids. Population Dynamics of Forest Insects

McNeill, S…

1990
On the use of mosses (Hylocomium splendens and Pleurozium schreberi) for estimating atmospheric trace metal deposition

Ross, H.B…

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

Buscher, P…

1990