| Title | Authors | Year |
|---|---|---|
| Soil acidification as caused by the nitrogen uptake pattern of Scots pine |
Arnold, G… |
1992 |
| Physiological response of three species of Sphagnum to ozone |
Gagnon, Z.E… |
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 |
| Environmental Health Criteria 135 Cadmium - Environmental Aspects |
WHO, |
1992 |
| Decline of Charophytes During Eutrophication - Comparison with Angiosperms |
Blindow, I… |
1992 |
| Effect of an experimentally applied increase in ammonium on growth and amino-acid metabolism of Sphagnum cuspidatum Ehrh. Ex. Hoffm. From differently polluted areas. |
Baxter, R… |
1992 |
| Changes in the Duch bryophyte flora and air pollution |
Greven, H.C… |
1992 |
| Nitrate in soil water |
Westling, O… |
1991 |
| Acid rain since 1985 - times are changing |
Brydges, T.… |
1991 |