| Title | Authors | Year |
|---|---|---|
| Effects of acidic gases and mists on the reproductive capability of 3 fern species |
Lawrence, P… |
1993 |
| Lichen Flora of Great Britain and Ireland |
Purvis, O.W… |
1992 |
| The decrease of rich fen Bryophytes in the Netherlands. |
Kooijman, A… |
1992 |
| Deposition of Atmospheric Ammonia to Moorlands. |
Sutton, M.A… |
1992 |
| Physiological response of three species of Sphagnum to ozone |
Gagnon, Z.E… |
1992 |
| Influence of Ozone Air-Pollution on Plant-Herbivore Interactions .2. Effects of Ozone on Feeding Preference, Growth and Consumption Rates of Monarch Butterflies (Danaus-Plexippus) |
Bolsinger,… |
1992 |
| nitrogen cycle in Lough Neagh, N. Ireland, 1975 to 1987 |
Gibson, C.E… |
1992 |
| Threats to the lake fish communities of the UK arising from eutrophication and species introductions. |
Winfield, I… |
1992 |
| Environmental Health Criteria 135 Cadmium - Environmental Aspects |
WHO, |
1992 |
| Changes in the Duch bryophyte flora and air pollution |
Greven, H.C… |
1992 |