| Title | Authors | Year |
|---|---|---|
| The variation in the acidity of ground and surface waters in Northern Ireland |
Jordan, C… |
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 |
| Forest decline, nutrient supply and diagnostic fertilisation in southwestern Germany and in southern California. |
Huettl, R.F… |
1990 |
| Bryophytes and Nutrient Cycling |
Brown, D.H… |
1990 |
| Afforestation and Lake Acidification: A Comparison of Four Sites in Scotland. |
Kreiser, A.… |
1990 |
| Toxicity of heavy metals to brine shrimp Artemia. |
Gajbhiye, S… |
1990 |
| Boron hazards to fish, wildlife, and invertebrates: a synoptic review |
Eisler, R… |
1990 |
| Forest soil chemical changes between 1949-50 and 1987 |
Billett, M.… |
1990 |