| Title | Authors | Year |
|---|---|---|
| Acute toxicity of six metals to the rotifer Brachionus calyciflorus, with comparisons to other freshwater organisms |
Couillard,… |
1989 |
| Long-term change in the suitability of welsh streams for dippers Cinclus cinclus as a result of acidification and recovery: A modelling study. |
Ormerod, S.… |
1989 |
| Results of the harmful effects of water pollutants to Daphnia magna in the 21 day Reproduction Test |
Kühn, R ;… |
1989 |
| A global assessment of natural sources of atmospheric trace metals |
Nriagu, J.O… |
1989 |
| Effects of ammonia emission on epiphytic lichen vegetation |
DeBakker, A… |
1989 |
| Lichen Recolonization in London under Conditions of Rapidly Falling Sulfur-Dioxide Levels, and the Concept of Zone Skipping. |
Hawksworth… |
1989 |
| Water and the Environment. Circular 7/89 |
Department… |
1989 |
| Indigenous and cultivated plants as bioindicators |
Weinstein,… |
1989 |
| Unifying nutrient-chlorophyll relationships in lakes. |
Prairie, Y.… |
1989 |
| Peat acidification in Scotland |
Skiba, U.;… |
1989 |