| Title | Authors | Year |
|---|---|---|
| The effects of air-borne nitrogen pollutants on species diversity in natural and semi-natural European vegetation |
Bobbink, R… |
1998 |
| UNECE Critical Levels Workshop Proceedings |
Guderian, R… |
1998 |
| Modelling the spatial distribution of ammonia emissions in the UK |
Dragosits,… |
1998 |
| Effects of ozone on wild plants |
Davison, A.… |
1998 |
| Differential effects of ammonium nitrate on three heathland species |
De Graaf, M… |
1998 |
| Effects of atmospheric NH3 on epiphytic lichens in the Netherlands: The pitfalls of biological monitoring |
Dobben, H.F… |
1998 |
| Dispersion, deposition and impacts of atmospheric ammonia: quantifying local budgets and spatial variability |
Sutton, M.A… |
1998 |
| Impacts of nitrogen on Sphagnum dominated bogs with emphasis on critical load assessment |
Risager, M… |
1998 |
| The phytoavailability of cadmium to lettuce in long-term biosolids-amended soils |
Brown, S. L… |
1998 |
| Natural abundance of 15N in forests across a nitrogen deposition gradient |
Emmett, B.A… |
1998 |