| Title | Authors | Year |
|---|---|---|
| A global assessment of natural sources of atmospheric trace metals |
Nriagu, J.O… |
1989 |
| Statutory Instrument (1989): The Sludge (Use in Agriculture) Regulations |
HMSO, |
1989 |
| Effects of ammonia emission on epiphytic lichen vegetation |
DeBakker, A… |
1989 |
| Simulation of the long-term soil response to acid deposition in various buffer ranges |
Vries, W.;… |
1989 |
| Environmental Health Criteria 85 Lead- Environmental Aspects |
WHO, |
1989 |
| Unifying nutrient-chlorophyll relationships in lakes. |
Prairie, Y.… |
1989 |
| The acidification of Scottish lochs |
Battarbee,… |
1989 |
| Environmental Health Criteria 86 Mercury- Environmental Aspects |
WHO, |
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 |
| Hematological Parameters in Fish Channa punctatus Under the Stress of Manganese |
Garg, V. K… |
1989 |