| Title | Authors | Year |
|---|---|---|
| Air Pollution and Tree Health in the United Kingdom |
DOE, . |
1993 |
| Observations on the changes in nitrate concentrations in seven upland moorland catchments in north eastern Scotland |
Black, K.E… |
1993 |
| Effects of acidic gases and mists on the reproductive capability of 3 fern species |
Lawrence, P… |
1993 |
| Zinc Phytotoxicity |
Chaney, R.… |
1993 |
| Nitrogen eutrophication and critical load for nitrogen based upon changes in flora and fauna in (semi)-natural terrestrial ecosystems |
Bobbink, R… |
1993 |
| Dissolved inorganic nitrogen budget for a forested catchment at Beddgelert, North Wales |
Stevens, P.… |
1993 |
| Atmospheric Change - Effect on Plant Pests and Diseases |
Bell, J.N.B… |
1993 |
| Critical Loads - Concepts and Applications |
Cresser, M.… |
1993 |
| The effect of external stress and disturbance factors on Calluna dominated heathland vegetation. |
Berdowski,… |
1993 |
| Critical loads for peat soils |
Cresser, M.… |
1993 |