| 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 ozone on wild plants |
Davison, A.… |
1998 |
| The effect of air pollution from nitrogen dioxide (NO2) on epiphytic lichens in Seville, Spain. |
Funetes, J.… |
1998 |
| Studies on the egg quality of the Great Tit (Parus major) in relation to soil-condition. |
Weimer, V… |
1998 |
| Boron, zinc iron and managanese content in four grassland species |
Adarve, M.… |
1998 |
| Effects of ammonia deposition on forests in the Netherlands |
Van der… |
1998 |
| The phytoavailability of cadmium to lettuce in long-term biosolids-amended soils |
Brown, S. L… |
1998 |
| Effects of carbon dioxide and nitrogen enrichment on a plantinsect interaction: the quality of Calluna vulgaris as a host for Operophtera brumata |
Kerslake, J… |
1998 |
| Iron-manganese interactions among clones of nilegrass |
Foy, C. D… |
1998 |