| Title | Authors | Year |
|---|---|---|
| UNECE Critical Levels Workshop Proceedings |
Guderian, R… |
1998 |
| The nitrogen content of upland rivers in Britain: the significance of organic N |
Chapman, P.… |
1998 |
| Denitrification and nitrous oxide concentration in the Humber Estuary, UK, and Adjacent Coastal zones |
Barnes, J… |
1998 |
| Effects of grass-encroachment on vegetation and soil in Dutch dry dune grasslands |
Veer, M.A.C… |
1998 |
| Environmental effects of ozone depletion: 1998 assessment |
UNEP, |
1998 |
| Effects of experimental acidification and liming on terrestrial invertebrates: implications for calcium availability to vertebrates |
Ormerod, S.… |
1998 |
| River Habitat Quality |
Service,… |
1998 |
| The impact of land use on N2O emissions from watersheds draining into the Northeastern Atlantic Ocean and European Seas |
Kroeze, C… |
1998 |
| Iron-manganese interactions among clones of nilegrass |
Foy, C. D… |
1998 |
| Potential NH4+ & NO3- uptake in seven Sphagnum species |
Jauhiainen… |
1998 |