| Title | Authors | Year |
|---|---|---|
| Early effects of acid mist on Sitka spruce planted on acid peat. |
Sheppard, L… |
1998 |
| UNECE Critical Levels Workshop Proceedings |
Guderian, R… |
1998 |
| Arsenic in wetland vegetation: Availability, phytotoxicity, uptake and effects on plant growth and nutrition |
Carbonell,… |
1998 |
| The quality of shallow groundwaters in Northern Ireland |
Robins, N.S… |
1998 |
| Nitrogen deposition and ectomycorhizas |
Wallenda, T… |
1998 |
| The influence of arsenic chemical form and concentration on Spartina patens and Spartina alterniflora growth and tissue arsenic concentration |
Carbonell-… |
1998 |
| Impacts of nitrogen on Sphagnum dominated bogs with emphasis on critical load assessment |
Risager, M… |
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 |
| A new inventory for ammonia emissions from U.K. agriculture |
Pain, B.F… |
1998 |