| Title | Authors | Year |
|---|---|---|
| A comparison of plant toxicities of some industrial chemicals in soil culture and soilless culture |
Adema, D ;… |
1989 |
| Water and the Environment. Circular 7/89 |
Department… |
1989 |
| Effects of ammonia emission on epiphytic lichen vegetation |
DeBakker, A… |
1989 |
| Peat acidification in Scotland |
Skiba, U.;… |
1989 |
| Unifying nutrient-chlorophyll relationships in lakes. |
Prairie, Y.… |
1989 |
| Quantitative Assessment of Worldwide Contamination of Air, Water, and Soils by Trace Metals |
Nriagu, J.O… |
1988 |
| Long term changes in the acidity of forest soils in north east Scotland |
Billett, M.… |
1988 |
| Effects of excessive ammonium deposition on the nutritional status and condition of pine needles |
Dijk, H.F.G… |
1988 |
| The response of the feather moss, pleurozium-schreberi, to 5 years of simulated acid precipitation in the canadian boreal forest |
Hutchison,… |
1988 |
| Environmental Health Criteria 61 Chromium |
WHO, |
1988 |