| Title | Authors | Year |
|---|---|---|
| Global Emissions of Nitrogen and Sulfur-Oxides from 1860 to 1980 |
Dignon, J… |
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 |
| Environmental Health Criteria 81 Vanadium |
WHO, |
1988 |
| Acute toxicities of eleven metals to early life-history stages of the yellow crab Cancer anthonyi |
Macdonald,… |
1988 |
| Air pollution - Historical trends |
… |
1988 |
| Effects of excessive ammonium deposition on the nutritional status and condition of pine needles |
Dijk, H.F.G… |
1988 |