| Title | Authors | Year |
|---|---|---|
| Nitrogen and drought effects on ectomycorrhizae of Norway spruce [Picea abries L. (Karst.)]. |
Nilsen, P… |
1998 |
| Soil nitrous oxide and nitric oxide emissions as indicators of the exceedance of critical loads of atmospheric nitrogen deposition in semi-natural ecosystems |
Skiba, U.;… |
1998 |
| Potential NH4+ & NO3- uptake in seven Sphagnum species |
Jauhiainen… |
1998 |
| Proposed Environmental Quality Standards for Cobalt in Water |
Grimwood, M… |
1998 |
| National Recommended Water Quality Criteria |
EPA, US |
1998 |
| UNECE Critical Levels Workshop Proceedings |
Guderian, R… |
1998 |
| Modelling the spatial distribution of ammonia emissions in the UK |
Dragosits,… |
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 |