| Title | Authors | Year |
|---|---|---|
| The nitrogen content of upland rivers in Britain: the significance of organic N |
Chapman, P.… |
1998 |
| The effect of air pollution from nitrogen dioxide (NO2) on epiphytic lichens in Seville, Spain. |
Funetes, J.… |
1998 |
| Nitrogen deposition and ectomycorhizas |
Wallenda, T… |
1998 |
| Impacts and fate of experimentally enhanced nitrogen deposition on a British lowland heath. |
Power, S.;… |
1998 |
| A review of boron effects in the environment |
Howe, P. D… |
1998 |
| Assessment of Cd, Pb and Zn contamination in roadside soils and grasses from Gipuzkoa (Spain) |
Garcia, R… |
1998 |
| Environmental Health Criteria 200 Copper |
WHO, |
1998 |
| Boron, zinc iron and managanese content in four grassland species |
Adarve, M.… |
1998 |
| Studies on the egg quality of the Great Tit (Parus major) in relation to soil-condition. |
Weimer, V… |
1998 |
| Regional mass budgets of oxidized and reduced nitrogen and their relative contribution to the N inputs of sensitive ecosystems |
Fowler, D… |
1998 |