| Title | Authors | Year |
|---|---|---|
| Soil acidification: a provisional model for New Zealand pastoral systems. |
de Klein, C… |
1997 |
| Canadian water quality guidelines for chromium |
Pawlisz, A… |
1997 |
| Short-term physiological responses of mosses to atmospheric ammonium and nitrate. |
Soares, A… |
1997 |
| Pollution-related variation in food supply and breeding success in two hole-nesting passerines. |
Eeva, T.; E… |
1997 |
| Air pollution an introduction |
Colls, J.… |
1997 |
| Natural vegetation responses to atmospheric nitrogen deposition - critical levels and loads of nitrogen for vegetation growing on contrasting native soils |
Carroll, J.… |
1997 |
| Early development of freshwater sponges under the influence of nitrite and pH. |
Kahlert, M… |
1997 |
| Emission, concentration and deposition of acidifying substances. |
Erisman, J.… |
1997 |
| Human impacts on the nitrogen cycle: A global problem judged from a local perspective |
Hessen, D.O… |
1997 |
| Aquatic Plants in Britain and Ireland |
Preston, C.… |
1997 |