| Title | Authors | Year |
|---|---|---|
| Relationship between heavy metal accumulation and toxicity in Spirodella polyrhiza and Azolla pinnata |
Gaur, J. P… |
1994 |
| Causal mechanisms by which sulphate, nitrate and acidity influence frost hardiness in red spruce: review and hypothesis. |
Sheppard, L… |
1994 |
| Critical levels for ozone; a UNECE workshop report |
Fuhrer, J… |
1994 |
| Transboundary Air Pollution |
Effects,… |
1994 |
| Critical Loads of Acidity in the United Kingdom |
UKCLAG, |
1994 |
| An experimental investigation into the effects of atmospheric nitrogen deposition on two semi-natural grasslands |
Morecroft,… |
1994 |
| Critical levels of air pollutants for Europe |
Ashmore, M.… |
1994 |
| The effects of excess nitrogen deposition on young Norway spruce trees. Part I: the soil |
Wilson, E.J… |
1994 |
| Toxicity of nickel ores to marine organisms |
Florence, T… |
1994 |
| Effects of nitrogen fertilisation on the humus layer vegetation under closed canopy in boreal coniferous stands |
Mäkipää, R… |
1994 |