| Title | Authors | Year |
|---|---|---|
| A global assessment of natural sources of atmospheric trace metals |
Nriagu, J.O… |
1989 |
| Effects of ammonia emission on epiphytic lichen vegetation |
DeBakker, A… |
1989 |
| Interacting effects of soil acidity and canopy cover on the species composition of field layer vegetation in oak/hornbeam forests |
Tyler, G.… |
1989 |
| Forest decline and Air Pollution |
Schulze, E.… |
1989 |
| Unifying nutrient-chlorophyll relationships in lakes. |
Prairie, Y.… |
1989 |
| Long term changes in the acidity of forest soils in north east Scotland |
Billett, M.… |
1988 |
| Condition of Scots Pine fine roots and mycorrhiza after fungicide application and low-level ozone exposure in a 2-year field experiment |
Manninen, A… |
1988 |
| The influence of altitude on rainfall composition at Great Dun Fell |
Fowler, D… |
1988 |
| Effects of excessive ammonium deposition on the nutritional status and condition of pine needles |
Dijk, H.F.G… |
1988 |
| Environmental Health Criteria 61 Chromium |
WHO, |
1988 |