| Title | Authors | Year |
|---|---|---|
| Increases in soil acidity in north west Wales between 1957 and 1990 |
… |
1991 |
| Physiological effects of long term exposure to low concentrations of SO2 and NH3 on poplar leaves. |
Hove, L.W.A… |
1991 |
| Bryophytes and Nutrient Cycling |
Brown, D.H… |
1990 |
| Mechanism of toxicity of zinc to the marine diatom Nitzschia closterium |
Stauber, J… |
1990 |
| Fresh-water acidification - its effects on species and communities of fresh-water microbes, plants and animals |
Muniz, I.P… |
1990 |
| Boron hazards to fish, wildlife, and invertebrates: a synoptic review |
Eisler, R… |
1990 |
| Sediment chemistry and atmospheric contamination |
Rippey, B… |
1990 |
| The difficulties of abating smoke in Late Victorian York |
Bowler, C… |
1990 |
| The variation in the acidity of ground and surface waters in Northern Ireland |
Jordan, C… |
1990 |
| Air pollution and tree-dwelling aphids. Population Dynamics of Forest Insects |
McNeill, S… |
1990 |