| Title | Authors | Year |
|---|---|---|
| The effects of air-borne nitrogen pollutants on species diversity in natural and semi-natural European vegetation |
Bobbink, R… |
1998 |
| UNECE Critical Levels Workshop Proceedings |
Guderian, R… |
1998 |
| Assessment of atmospheric heavy metals by moss monitoring with Isothecium stoloniferum Brid. in the Fraser Valley, B.C., Canada |
Pott, U ;… |
1998 |
| Effects of N additions on the stress sensitivity of Calluna vulgaris. |
Poser, S.A… |
1998 |
| Ammonia: emission, atmospheric transport and deposition |
Asman, W.A.… |
1998 |
| Assessment of Cd, Pb and Zn contamination in roadside soils and grasses from Gipuzkoa (Spain) |
Garcia, R… |
1998 |
| Impacts of nitrogen on Sphagnum dominated bogs with emphasis on critical load assessment |
Risager, M… |
1998 |
| A review of boron effects in the environment |
Howe, P. D… |
1998 |
| Nutrient disturbance through manganese accumulation in Douglas fir |
Kaus, A ;… |
1998 |
| Effects of ammonia deposition on forests in the Netherlands |
Van der… |
1998 |