| Title | Authors | Year |
|---|---|---|
| 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 |
| UNECE Critical Levels Workshop Proceedings |
Guderian, R… |
1998 |
| Effects of simulated N deposition on understorey vegetation of a boreal coniferous forest. |
Nordin, A… |
1998 |
| Time-space analyses of the British lichen flora, with particular reference to air quality surveys |
Seaward, M.… |
1998 |
| A new inventory for ammonia emissions from U.K. agriculture |
Pain, B.F… |
1998 |
| Boron, zinc iron and managanese content in four grassland species |
Adarve, M.… |
1998 |
| Environmental Health Criteria 200 Copper |
WHO, |
1998 |
| River Habitat Quality |
Service,… |
1998 |
| Iron-manganese interactions among clones of nilegrass |
Foy, C. D… |
1998 |