| Title | Authors | Year |
|---|---|---|
| Early development of freshwater sponges under the influence of nitrite and pH. |
Kahlert, M… |
1997 |
| Revised 1996 IPCC Guidelines for National Greenhouse Gas Inventories |
IPCC, ;… |
1997 |
| The significance of nitrogen runoff for eutrophication of freshwater and marine recipients |
Hessen, D.O… |
1997 |
| The influence of nitrogen fertilization on the carbon economy of Paxillus involutus in ectomycorrhizal association with Betula pendula |
Ek, H. |
1997 |
| Ultrastructural changes and electrolyte leakage from ozone fumigated epiphytic lichens. |
Tarhanen, S… |
1997 |
| Canadian water quality guidelines for chromium |
Pawlisz, A… |
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 |
| Short communication: Ozone levels in Paris one century ago |
Anfossi, D… |
1997 |
| Mapping of rainfall chemistry in Ireland 1972-94 |
Jordan, C… |
1997 |