| Title | Authors | Year |
|---|---|---|
| UNECE Critical Levels Workshop Proceedings |
Guderian, R… |
1998 |
| Effects of simulated N deposition on understorey vegetation of a boreal coniferous forest. |
Nordin, A… |
1998 |
| Nitrogen deposition and ectomycorhizas |
Wallenda, T… |
1998 |
| A new inventory for ammonia emissions from U.K. agriculture |
Pain, B.F… |
1998 |
| Time-space analyses of the British lichen flora, with particular reference to air quality surveys |
Seaward, M.… |
1998 |
| Boron, zinc iron and managanese content in four grassland species |
Adarve, M.… |
1998 |
| Environmental Health Criteria 200 Copper |
WHO, |
1998 |
| Impacts of global change on UK species and communities |
Hill, M.O… |
1998 |
| River Habitat Quality |
Service,… |
1998 |
| Effects of ammonia deposition on forests in the Netherlands |
Van der… |
1998 |