| Title | Authors | Year |
|---|---|---|
| Critical levels of air pollutants for Europe |
Ashmore, M.… |
1994 |
| Shoot nitrate reductase activities of field-layer species in different forest types. |
Hogborn, L… |
1994 |
| Effects of nitrogen fertilisation on the humus layer vegetation under closed canopy in boreal coniferous stands |
Mäkipää, R… |
1994 |
| A survey of the threat of surface water acidification to the nature conservation interest of fresh-waters on Sites of Special Scientific Interest in Britain |
Rimes, C.A… |
1994 |
| Effects of ozone on interactions between plants, consumers and decomposers. |
Jones, C.G… |
1994 |
| Acid Rain and its Impact: The Critical Loads Debate |
Hornung, M… |
1994 |
| Effects of atmospheric ammonia and ammonium sulphate on vesicular-arbuscular mycorrhizal colonisation in three heathland species |
Heijine, B… |
1994 |
| Atlas of the Bryophytes |
Hill, M.;… |
1994 |
| Does nitrogen supply limit the growth of Antarctic lichens? |
Crittenden… |
1994 |
| Monitoring Danish raised bogs |
Aaby, B.… |
1994 |