| Title | Authors | Year |
|---|---|---|
| Nitrogen deposition in Swiss forests and its possible relevance for leaf nutrient status, parasite attacks and soil acidification |
Flückiger,… |
1998 |
| UNECE Critical Levels Workshop Proceedings |
Guderian, R… |
1998 |
| The nitrogen content of upland rivers in Britain: the significance of organic N |
Chapman, P.… |
1998 |
| Effects of ozone on wild plants |
Davison, A.… |
1998 |
| The effect of air pollution from nitrogen dioxide (NO2) on epiphytic lichens in Seville, Spain. |
Funetes, J.… |
1998 |
| Studies on the egg quality of the Great Tit (Parus major) in relation to soil-condition. |
Weimer, V… |
1998 |
| Boron, zinc iron and managanese content in four grassland species |
Adarve, M.… |
1998 |
| Effects of ammonia deposition on forests in the Netherlands |
Van der… |
1998 |
| The impact of land use on N2O emissions from watersheds draining into the Northeastern Atlantic Ocean and European Seas |
Kroeze, C… |
1998 |
| Potential NH4+ & NO3- uptake in seven Sphagnum species |
Jauhiainen… |
1998 |