| Title | Authors | Year |
|---|---|---|
| Atlas of the bryophytes of the British Isles |
Preston, C.… |
1994 |
| Impacts of nitrogen deposition on terrestrial ecosystems |
UKRGIAN,… |
1994 |
| Shoot nitrate reductase activities of field-layer species in different forest types. |
Hogborn, L… |
1994 |
| Acidification of freshwater ecosystems: implications for the future |
Rosseland,… |
1994 |
| Effects of nitrogen fertilisation on the humus layer vegetation under closed canopy in boreal coniferous stands |
Mäkipää, R… |
1994 |
| Accumulation of amino acids in some boreal forest plants in response to increased nitrogen availability |
Näsholm, T… |
1994 |
| Effects of ozone on interactions between plants, consumers and decomposers. |
Jones, C.G… |
1994 |
| Effect of different forms and sources of arsenic crop yield and arsenic concentration |
Jiang, Q ;… |
1994 |
| 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 |