| Title | Authors | Year |
|---|---|---|
| Lichen Flora of Great Britain and Ireland |
Purvis, O.W… |
1992 |
| Use of a field release system to distinguish the effects of dose and concentration of sulphur dioxide on winter barley. |
Colls, J.J… |
1992 |
| Summary of phytotoxic levels of soil arsenic |
Sheppard, S… |
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 |
| The Effects of pH, Aluminum Concentration and Temperature on the Embryonic-Development of the European Common Frog, Rana- Temporaria |
Beattie, R.… |
1992 |
| Changes in the Duch bryophyte flora and air pollution |
Greven, H.C… |
1992 |
| Critical Load Maps for the United Kingdom I: Soil |
UKCLAG, |
1991 |
| Nitrate in soil water |
Westling, O… |
1991 |