| Title | Authors | Year |
|---|---|---|
| River Habitat Quality |
Service,… |
1998 |
| Nitrogen and drought effects on ectomycorrhizae of Norway spruce [Picea abries L. (Karst.)]. |
Nilsen, P… |
1998 |
| Early effects of acid mist on Sitka spruce planted on acid peat. |
Sheppard, L… |
1998 |
| National Recommended Water Quality Criteria |
EPA, US |
1998 |
| Modelling the spatial distribution of ammonia emissions in the UK |
Dragosits,… |
1998 |
| Water and solute fluxes in dry coastal dune grasslands. The effects of grazing and increased nitrogen deposition |
Harkel, M.J… |
1998 |
| Sensitive bioassays for risk assessment of contaminated soils |
Vaughan, G… |
1998 |
| Workshop on critical limits and effects based approaches for heavy metals and persistent organic pollutants |
Pollution,… |
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 |