| Title | Authors | Year |
|---|---|---|
| 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 |
| Air Pollution and Tree Health in the United Kingdom |
DOE, . |
1993 |
| Atmospheric deposition of sulphur and nitrogen in heathland ecosystems. |
Bobbink, R… |
1993 |
| North Sea quality status report 1993 |
OSPARCOM,… |
1993 |
| The Environmental Implications of UK Sulphur Emission Policy Options for England and Wales |
Farmer, A.M… |
1993 |
| Critical Loads - Concepts and Applications |
Cresser, M.… |
1993 |
| Salt-Marsh Processes - a Review |
Vernberg, F… |
1993 |
| Sphagnum species and polluted environments, past and future |
Lee, J.A.;… |
1993 |
| Critical loads for peat soils |
Cresser, M.… |
1993 |