| Title | Authors | Year |
|---|---|---|
| Insects and Pollution |
Helivvaara… |
1993 |
| A new potential air-quality criterion derived from vertical flux densitites of ozone and from plant response |
Grunhage, L… |
1993 |
| A survey of the health of Fagus sylvatica in southern Britain. |
Ling, K.A… |
1993 |
| North Sea quality status report 1993 |
OSPARCOM,… |
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 |
| The Deposition of Atmospheric Ammonia and Its Effects on Plants |
Pearson, J… |
1993 |
| Nitrogen and phosphorus concentrations and N:P ratios in Norwegian lakes. Perspective on nutrient limitation |
Faafeng, B… |
1993 |
| Diet and Habitat Use of the Dotterel Charadrius-Morinellus in Scotland |
Galbraith,… |
1993 |
| Critical Loads: Concepts and Applications |
Harriman, R… |
1993 |