| 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 |
| Monitoring Danish raised bogs |
Aaby, B.… |
1994 |
| Critical levels of air pollutants for Europe |
Ashmore, M.… |
1994 |
| An experimental investigation into the effects of atmospheric nitrogen deposition on two semi-natural grasslands |
Morecroft,… |
1994 |
| Heavy-metal binding by mycorrhizal fungi |
Galli, U.;… |
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 zinc and copper on growth and metal accumulation in duckweed, Lemna minor |
Dirilgen, N… |
1994 |
| Acid Rain and its Impact: The Critical Loads Debate |
Hornung, M… |
1994 |