| 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 |
| Air pollution and tree-dwelling aphids. Population Dynamics of Forest Insects |
McNeill, S… |
1990 |
| Seasonal changes in amino acids, protein and total nitrogen in needles of fertilised Scots pine trees |
Näsholm, T… |
1990 |
| Water and the Environment. Circular 7/89 |
Department… |
1989 |
| Environmental Health Criteria 86 Mercury- Environmental Aspects |
WHO, |
1989 |
| Unifying nutrient-chlorophyll relationships in lakes. |
Prairie, Y.… |
1989 |
| Indigenous and cultivated plants as bioindicators |
Weinstein,… |
1989 |
| Results of the harmful effects of water pollutants to Daphnia magna in the 21 day Reproduction Test |
Kühn, R ;… |
1989 |
| Acid rain and eggshells |
Drent, P.J… |
1989 |