| Title | Authors | Year |
|---|---|---|
| The relationship between nitrogen deposition, species composition and foliar nitrogen concentrations in woodland flora in the vicinity of livestock farms. |
Pitcairn, C… |
1998 |
| UNECE Critical Levels Workshop Proceedings |
Guderian, R… |
1998 |
| Fluoride. In: Recognition of Air Pollutant Injury to Vegetation: A Pictorial Atlas. 2nd Edition |
Weinstein,… |
1998 |
| Ecological effects of atmospheric reactive N deposition on semi-natural terrestrial ecosystems. |
Lee, J.A.;… |
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 |
| The nitrogen content of upland rivers in Britain: the significance of organic N |
Chapman, P.… |
1998 |
| Nitrogen deposition and ectomycorhizas |
Wallenda, T… |
1998 |
| Sulphur isotopic investigation of a polluted raised bog and the uptake of pollutant sulphur by Sphagnum |
Thompson, A… |
1998 |
| River Quality in Northern Ireland 1995 |
Service,… |
1998 |