| 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 |
| Nitrogen deposition and ectomycorhizas |
Wallenda, T… |
1998 |
| A new inventory for ammonia emissions from U.K. agriculture |
Pain, B.F… |
1998 |
| Boron, zinc iron and managanese content in four grassland species |
Adarve, M.… |
1998 |
| Effects of ammonia deposition on forests in the Netherlands |
Van der… |
1998 |
| Nutrient disturbance through manganese accumulation in Douglas fir |
Kaus, A ;… |
1998 |
| The phytoavailability of cadmium to lettuce in long-term biosolids-amended soils |
Brown, S. L… |
1998 |
| River Habitat Quality |
Service,… |
1998 |
| Regional mass budgets of oxidized and reduced nitrogen and their relative contribution to the N inputs of sensitive ecosystems |
Fowler, D… |
1998 |