| Title | Authors | Year |
|---|---|---|
| Forest decline, nutrient supply and diagnostic fertilisation in southwestern Germany and in southern California. |
Huettl, R.F… |
1990 |
| Cadmium uptake and toxicity to water hyacinth: effect of repeated exposures under controlled conditions |
Nir, R ;… |
1990 |
| Afforestation and Lake Acidification: A Comparison of Four Sites in Scotland. |
Kreiser, A.… |
1990 |
| Bryophytes and heavy metals: a literature review |
Tyler, G.… |
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 |
| Epiphyte recolonization of oaks along a gradient of air pollution in south-east England, 1979-1990. |
Bates, J.W… |
1990 |
| Calculated rates of soil acidification of intensively used grassland in the Netherlands. |
Oenema, O… |
1990 |
| Eutrophication: assessment, research and management with special reference to Scotland's Freshwaters |
Bailey-… |
1990 |
| Wildlife toxicology |
Hoffman, D.… |
1990 |