| 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 |
| Nutrient limitations and their implications on the effects of atmospheric deposition in coastal dunes; lime-poor and lime- rich sites in the Netherlands. |
Kooijman, A… |
1998 |
| Assessment of atmospheric heavy metals by moss monitoring with Isothecium stoloniferum Brid. in the Fraser Valley, B.C., Canada |
Pott, U ;… |
1998 |
| Ammonia: emission, atmospheric transport and deposition |
Asman, W.A.… |
1998 |
| Nitrogen deposition and ectomycorhizas |
Wallenda, T… |
1998 |
| A review of boron effects in the environment |
Howe, P. D… |
1998 |
| Time-space analyses of the British lichen flora, with particular reference to air quality surveys |
Seaward, 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 |