| Title | Authors | Year |
|---|---|---|
| Biological recording of changes in British wildlife |
Adams, K.J… |
1992 |
| Halogen emissions from coal combustion |
Sloss, L.L… |
1992 |
| Lichen Flora of Great Britain and Ireland |
Purvis, O.W… |
1992 |
| The decrease of rich fen Bryophytes in the Netherlands. |
Kooijman, A… |
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 |
| Nitrate in soil water |
Westling, O… |
1991 |
| A Field-Study of Fertilization and Embryonic Development in the Common Frog (Rana-Temporaria) with Particular Reference to Acidity and Temperature |
Beattie, R.… |
1991 |