Title Authors Year
Cadmium uptake and toxicity to water hyacinth: effect of repeated exposures under controlled conditions

Nir, R ;…

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

Huettl, R.F…

1990
Bryophytes and heavy metals: a literature review

Tyler, G.…

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

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

Jordan, C…

1990
Calculated rates of soil acidification of intensively used grassland in the Netherlands.

Oenema, O…

1990
Epiphyte recolonization of oaks along a gradient of air pollution in south-east England, 1979-1990.

Bates, J.W…

1990