Title Authors Year
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
Exchange of greenhouse gases between terrestrial ecosystems and the atmosphere

Bouwman, A.…

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

Ross, H.B…

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

Weigel, H.J…

1990
Fresh-water acidification - its effects on species and communities of fresh-water microbes, plants and animals

Muniz, I.P…

1990
Fine Root Studies in situ and in the Laboratory.

Wollmer, H…

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

Houlden, G…

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

…

1990
Comparative toxicity of inorganic contaminants released by placer mining to early life stages of salmonids

Buhl, K. J…

1990