| Title | Authors | Year |
|---|---|---|
| The exchange of ammonia between the atmosphere and plant communities. |
Sutton, M.A… |
1993 |
| SSSIs in England at risk from acid rain |
Bissett, K… |
1993 |
| The Effect of pH on Feeding-Behaviour in Newt Larvae (Triturus, Amphibia). |
Griffiths,… |
1993 |
| Reproduction in two submersed macrophytes declines progressively at low pH. |
Titus, J.E… |
1993 |
| Dissolved inorganic nitrogen budget for a forested catchment at Beddgelert, North Wales |
Stevens, P.… |
1993 |
| Review of the impact of current and future acid deposition in Wales |
Reynolds, B… |
1993 |
| A new potential air-quality criterion derived from vertical flux densitites of ozone and from plant response |
Grunhage, L… |
1993 |
| The effects of dust on vegetation - a review |
Farmer, A.M… |
1993 |
| Atmospheric deposition of sulphur and nitrogen in heathland ecosystems. |
Bobbink, R… |
1993 |
| Critical Loads - Concepts and Applications |
Cresser, M.… |
1993 |