| Title | Authors | Year |
|---|---|---|
| Relationship between heavy metal accumulation and toxicity in Spirodella polyrhiza and Azolla pinnata |
Gaur, J. P… |
1994 |
| Critical levels for ozone; a UNECE workshop report |
Fuhrer, J… |
1994 |
| Critical Loads of Acidity in the United Kingdom |
UKCLAG, |
1994 |
| Critical levels of air pollutants for Europe |
Ashmore, M.… |
1994 |
| Heavy-metal binding by mycorrhizal fungi |
Galli, U.;… |
1994 |
| Effects of nitrogen fertilisation on the humus layer vegetation under closed canopy in boreal coniferous stands |
Mäkipää, R… |
1994 |
| Effects of ozone on interactions between plants, consumers and decomposers. |
Jones, C.G… |
1994 |
| Long-term changes in watershed retention of nitrogen - its causes and aquatic consequences |
Stoddard, J… |
1994 |
| Effects of atmospheric ammonia and ammonium sulphate on vesicular-arbuscular mycorrhizal colonisation in three heathland species |
Heijine, B… |
1994 |
| Does nitrogen supply limit the growth of Antarctic lichens? |
Crittenden… |
1994 |