| Title | Authors | Year |
|---|---|---|
| Unifying nutrient-chlorophyll relationships in lakes. |
Prairie, Y.… |
1989 |
| A regression model for nitrate leaching in Northern Ireland. |
Smith, R.V… |
1989 |
| Acute toxicity of six metals to the rotifer Brachionus calyciflorus, with comparisons to other freshwater organisms |
Couillard,… |
1989 |
| Results of the harmful effects of water pollutants to Daphnia magna in the 21 day Reproduction Test |
Kühn, R ;… |
1989 |
| A global assessment of natural sources of atmospheric trace metals |
Nriagu, J.O… |
1989 |
| Long term changes in the acidity of forest soils in north east Scotland |
Billett, M.… |
1988 |
| Detection of manganese deficiency and toxicity in plants. Manganese in soils and plants |
Hannam, R.… |
1988 |
| Genetic differences in plant tolerance to manganese toxicity |
Foy, C. D… |
1988 |
| Environmental Health Criteria 61 Chromium |
WHO, |
1988 |
| Determination of plant-available soil manganese |
Reisenauer… |
1988 |