| Title | Authors | Year |
|---|---|---|
| Decline of the natterjack toad Bufo clamita in Britain: Paleoecological, documentary and experimental evidence for breeding site acidification |
Beebee, T.J… |
1990 |
| Phytoavailability and toxicity of beryllium and vanadium |
Kaplan, D… |
1990 |
| Forest soil chemical changes between 1949-50 and 1987 |
Billett, M.… |
1990 |
| The difficulties of abating smoke in Late Victorian York |
Bowler, C… |
1990 |
| Environmental Health Criteria 86 Mercury- Environmental Aspects |
WHO, |
1989 |
| Manganese induced haematological and biochemical anomalies in Heteropneustes fossilis |
Garg, V. K… |
1989 |
| Lead hazards to fish, wildlife and invertebrates: a synoptic review |
Eisler, R… |
1989 |
| Indigenous and cultivated plants as bioindicators |
Weinstein,… |
1989 |
| Surface Waters (Dangerous Substances) (Classification) Regulations No 2286 |
HMSO, |
1989 |
| A regression model for nitrate leaching in Northern Ireland. |
Smith, R.V… |
1989 |