| Title | Authors | Year |
|---|---|---|
| Insects and Pollution |
Helivvaara… |
1993 |
| Air Pollution and Tree Health in the United Kingdom |
DOE, . |
1993 |
| North Sea quality status report 1993 |
OSPARCOM,… |
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 |
| The influence of nitrogen fertilization on ectomycorrhizas and their fungal corpophores in young stands of Pinus sylvestris |
… |
1993 |
| Nitrogen and phosphorus concentrations and N:P ratios in Norwegian lakes. Perspective on nutrient limitation |
Faafeng, B… |
1993 |
| Critical Loads: Concepts and Applications |
Harriman, R… |
1993 |
| Diet and Habitat Use of the Dotterel Charadrius-Morinellus in Scotland |
Galbraith,… |
1993 |
| How Britain hides its acid soil |
Pearce, F… |
1993 |