| Title | Authors | Year | 
|---|---|---|
| Zinc Phytotoxicity | 
                               Chaney, R.…  | 
                                                                                        1993 | 
| Critical Loads: Concepts and Applications | 
                               Harriman, R…  | 
                                                                                        1993 | 
| Impacts of sulphur and nitrogen deposition on sites and species of nature conservation importance in Great Britain | 
                               Woodin, S.J…  | 
                                                                                        1993 | 
| Diet and Habitat Use of the Dotterel Charadrius-Morinellus in Scotland | 
                               Galbraith,…  | 
                                                                                        1993 | 
| Nitrogen eutrophication and critical load for nitrogen based upon changes in flora and fauna in (semi)-natural terrestrial ecosystems | 
                               Bobbink, R…  | 
                                                                                        1993 | 
| A new potential air-quality criterion derived from vertical flux densitites of ozone and from plant response | 
                               Grunhage, L…  | 
                                                                                        1993 | 
| Insects and Pollution | 
                               Helivvaara…  | 
                                                                                        1993 | 
| Atmospheric deposition of sulphur and nitrogen in heathland ecosystems. | 
                               Bobbink, R…  | 
                                                                                        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 |