| Title | Authors | Year |
|---|---|---|
| Use of a field release system to distinguish the effects of dose and concentration of sulphur dioxide on winter barley. |
Colls, J.J… |
1992 |
| The decrease of rich fen Bryophytes in the Netherlands. |
Kooijman, A… |
1992 |
| Effects of simulated nitrogen rich and acid rain on the nitrogen-fixing lichen Peltigera aphthosa (L.) Willd. |
Hallbdcken… |
1992 |
| Growth limiting nutrients in Sphagnum dominated bogs subject to low and high atmospheric Nitrogen supply |
Aerts, R.;… |
1992 |
| Conservation of freshwater fish in the British Isles: the status of fish in National Nature Reserves |
Lyle, A.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 |
| Effects of Nitrogen-Oxides on Nitrate Assimilation in Bryophytes |
Morgan, S.M… |
1992 |
| Nitrate in soil water |
Westling, O… |
1991 |
| Critical Load Maps for the United Kingdom I: Soil |
UKCLAG, |
1991 |