| Title | Authors | Year |
|---|---|---|
| National Recommended Water Quality Criteria |
EPA, US |
1998 |
| Early effects of acid mist on Sitka spruce planted on acid peat. |
Sheppard, L… |
1998 |
| Modelling the spatial distribution of ammonia emissions in the UK |
Dragosits,… |
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 |
| Time-space analyses of the British lichen flora, with particular reference to air quality surveys |
Seaward, M.… |
1998 |
| Boron, zinc iron and managanese content in four grassland species |
Adarve, M.… |
1998 |
| Ammonia concentrations at a site in southern Scotland from 2 yr of continuous measurements |
Burkhardt,… |
1998 |
| Nutrient disturbance through manganese accumulation in Douglas fir |
Kaus, A ;… |
1998 |
| Effects of ammonia deposition on forests in the Netherlands |
Van der… |
1998 |