| Title | Authors | Year |
|---|---|---|
| The Distribution and Breeding Site Characteristics of Newts in Cumbria, England. |
Denton, J.S… |
1991 |
| Increases in soil acidity in north west Wales between 1957 and 1990 |
… |
1991 |
| Bryophytes and Nutrient Cycling |
Brown, D.H… |
1990 |
| Fresh-water acidification - its effects on species and communities of fresh-water microbes, plants and animals |
Muniz, I.P… |
1990 |
| Mechanism of toxicity of zinc to the marine diatom Nitzschia closterium |
Stauber, J… |
1990 |
| Air pollution and agricultural aphid pests. I: Fumigation experiments with SO2 and NO2. |
Houlden, G… |
1990 |
| Boron hazards to fish, wildlife, and invertebrates: a synoptic review |
Eisler, R… |
1990 |
| Effects of nitrogen dioxide pollution on the growth of 3 fern species. |
Ashenden, T… |
1990 |
| Phytoavailability and toxicity of beryllium and vanadium |
Kaplan, D… |
1990 |
| The variation in the acidity of ground and surface waters in Northern Ireland |
Jordan, C… |
1990 |