| Title | Authors | Year |
|---|---|---|
| Nitrogen and drought effects on ectomycorrhizae of Norway spruce [Picea abries L. (Karst.)]. |
Nilsen, P… |
1998 |
| Iron-manganese interactions among clones of nilegrass |
Foy, C. D… |
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 |
| Early effects of acid mist on Sitka spruce planted on acid peat. |
Sheppard, L… |
1998 |
| The role of different arbuscular mycorrhizal fungi in the growth of Calamagrostis villosa and Deschampsia flexuosa, in experiments with simulated acid rain |
Vosatka, M… |
1998 |
| National Recommended Water Quality Criteria |
EPA, US |
1998 |
| UNECE Critical Levels Workshop Proceedings |
Guderian, R… |
1998 |
| The quality of shallow groundwaters in Northern Ireland |
Robins, N.S… |
1998 |
| Modelling the spatial distribution of ammonia emissions in the UK |
Dragosits,… |
1998 |
| Effects of ozone on wild plants |
Davison, A.… |
1998 |