| 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 |
| Effects of simulated N deposition on understorey vegetation of a boreal coniferous forest. |
Nordin, A… |
1998 |
| Sensitive bioassays for risk assessment of contaminated soils |
Vaughan, G… |
1998 |
| Nitrogen deposition and ectomycorhizas |
Wallenda, T… |
1998 |
| River Quality in Northern Ireland 1995 |
Service,… |
1998 |
| Sulphur isotopic investigation of a polluted raised bog and the uptake of pollutant sulphur by Sphagnum |
Thompson, A… |
1998 |
| Environmental Health Criteria 200 Copper |
WHO, |
1998 |
| Impacts of global change on UK species and communities |
Hill, M.O… |
1998 |
| Effects of ammonia deposition on forests in the Netherlands |
Van der… |
1998 |