| Title | Authors | Year | 
|---|---|---|
| Critical loads for peat soils | 
                               Cresser, M.…  | 
                                                                                        1993 | 
| Zinc Phytotoxicity | 
                               Chaney, R.…  | 
                                                                                        1993 | 
| Terrestrial SSSIs at risk from soil acidification in Wales | 
                               Sketch, C.A…  | 
                                                                                        1993 | 
| Chromium toxicity in Salvia scarea I Effects of hexavalent chromium on seed germination and seedline development | 
                               Corraddi, M…  | 
                                                                                        1993 | 
| Distribution and decline of endangered herbaceous heathland species in relation to the chemical composition of the soil | 
                               Houdijk, A.…  | 
                                                                                        1993 | 
| Effect of acid rain on pine needles as food for capercaillie in winter | 
                               Spidsx, T.K…  | 
                                                                                        1993 | 
| Estimating the relative contribution of SOx, NOx and NHx inputs to effects of atmospheric deposition | 
                               Sutton, M.A…  | 
                                                                                        1993 | 
| North Sea quality status report 1993 | 
                               OSPARCOM,…  | 
                                                                                        1993 | 
| Salt-Marsh Processes - a Review | 
                               Vernberg, F…  | 
                                                                                        1993 | 
| Sphagnum species and polluted environments, past and future | 
                               Lee, J.A.;…  | 
                                                                                        1993 |