| Title | Authors | Year |
|---|---|---|
| Zinc Phytotoxicity |
Chaney, R.… |
1993 |
| Direct damage to vegetation caused by acid rain and polluted cloud: definition of critical levels for forest trees. |
Cape, J.N… |
1993 |
| Chromium toxicity in Salvia scarea I Effects of hexavalent chromium on seed germination and seedline development |
Corraddi, M… |
1993 |
| SSSIs in England at risk from acid rain |
Bissett, K… |
1993 |
| A new potential air-quality criterion derived from vertical flux densitites of ozone and from plant response |
Grunhage, L… |
1993 |
| Review of the impact of current and future acid deposition in Wales |
Reynolds, B… |
1993 |
| North Sea quality status report 1993 |
OSPARCOM,… |
1993 |
| A survey of the health of Fagus sylvatica in southern Britain. |
Ling, K.A… |
1993 |
| The effect of external stress and disturbance factors on Calluna dominated heathland vegetation. |
Berdowski,… |
1993 |
| Observations on the changes in nitrate concentrations in seven upland moorland catchments in north eastern Scotland |
Black, K.E… |
1993 |