| Title | Authors | Year |
|---|---|---|
| The Effect of pH on Feeding-Behaviour in Newt Larvae (Triturus, Amphibia). |
Griffiths,… |
1993 |
| The exchange of ammonia between the atmosphere and plant communities. |
Sutton, M.A… |
1993 |
| The effects of dust on vegetation - a review |
Farmer, A.M… |
1993 |
| Dissolved inorganic nitrogen budget for a forested catchment at Beddgelert, North Wales |
Stevens, P.… |
1993 |
| Critical Loads - Concepts and Applications |
Cresser, M.… |
1993 |
| 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 |
| Critical loads for peat soils |
Cresser, M.… |
1993 |
| The Deposition of Atmospheric Ammonia and Its Effects on Plants |
Pearson, J… |
1993 |
| Distribution and decline of endangered herbaceous heathland species in relation to the chemical composition of the soil |
Houdijk, A.… |
1993 |