| Title | Authors | Year |
|---|---|---|
| The Deposition of Atmospheric Ammonia and Its Effects on Plants |
Pearson, J… |
1993 |
| Effects of simulated nitrogen rich and acid rain on the nitrogen-fixing lichen Peltigera aphthosa (L.) Willd. |
Hallbdcken… |
1992 |
| Lichen Flora of Great Britain and Ireland |
Purvis, O.W… |
1992 |
| Effects of Ionising Radiation on Plants and Animals at levels implied by Current Radiation Protection Standards |
IAEA, |
1992 |
| Soil acidification as caused by the nitrogen uptake pattern of Scots pine |
Arnold, G… |
1992 |
| nitrogen cycle in Lough Neagh, N. Ireland, 1975 to 1987 |
Gibson, C.E… |
1992 |
| The Effects of Low Ph and Aluminum on Breeding Success in the Frog Rana-Temporaria |
Beattie, R.… |
1992 |
| Bryophytes and Lichens in a Changing Environment. |
Bates, J.W… |
1992 |
| Effects of Nitrogen-Oxides on Nitrate Assimilation in Bryophytes |
Morgan, S.M… |
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 |