| Title | Authors | Year |
|---|---|---|
| Nitrogen and drought effects on ectomycorrhizae of Norway spruce [Picea abries L. (Karst.)]. |
Nilsen, P… |
1998 |
| River Habitat Quality |
Service,… |
1998 |
| Air pollution fades the plumage of the Great Tit |
Eeva, T.; E… |
1998 |
| Assessment of the exposure and loads of acidifying and eutrophying pollutants and ozone, as well as their harmful influence on the vitality of the trees and the speulder forest ecosystem as a whole. |
Erisman, J.… |
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 |
| Potential NH4+ & NO3- uptake in seven Sphagnum species |
Jauhiainen… |
1998 |
| National Recommended Water Quality Criteria |
EPA, US |
1998 |
| Proposed Environmental Quality Standards for Cobalt in Water |
Grimwood, M… |
1998 |
| UNECE Critical Levels Workshop Proceedings |
Guderian, R… |
1998 |