| Title | Authors | Year |
|---|---|---|
| The decrease of rich fen Bryophytes in the Netherlands. |
Kooijman, A… |
1992 |
| Lichen Flora of Great Britain and Ireland |
Purvis, O.W… |
1992 |
| Effects of fertiliser on bryophytes in Swedish experiments on forest fertilisation. |
Dirske, G.M… |
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 |
| Bryophytes and Lichens in a Changing Environment. |
Bates, J.W… |
1992 |
| Nitrate in soil water |
Westling, O… |
1991 |
| Critical Load Maps for the United Kingdom I: Soil |
UKCLAG, |
1991 |