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

Näsholm, T…

1990
Effects of ammonia, ammonium sulphate and sulphur dioxide on the frost sensitivity of Scots pine (Pinus sylvestris L.)

Dueck, T.A…

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

Huettl, R.F…

1990
Toxicity of heavy metals to brine shrimp Artemia.

Gajbhiye, S…

1990
The effect of air quality on tree growth.

Lee, H.S.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
Decline of the natterjack toad Bufo clamita in Britain: Paleoecological, documentary and experimental evidence for breeding site acidification

Beebee, T.J…

1990
The nutritional status of Picea abies (L.) Karst. across Europe, and implications for "forest decline".

Cape, J.N…

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