| Title | Authors | Year | 
|---|---|---|
| Physiological response of three species of Sphagnum to ozone | 
                               Gagnon, Z.E…  | 
                                                                                        1992 | 
| nitrogen cycle in Lough Neagh, N. Ireland, 1975 to 1987 | 
                               Gibson, C.E…  | 
                                                                                        1992 | 
| Toxicity of trace element and salinity mixtures to striped bass (Morone saxatilis) and Daphnia magna | 
                               Dwyer, F. J…  | 
                                                                                        1992 | 
| The history of air pollution in York, England | 
                               …  | 
                                                                                        1992 | 
| Ecophysiological effects of acid rain on bryophytes and lichens | 
                               Farmer, A.M…  | 
                                                                                        1992 | 
| Toxicological profile for cobalt | 
                               ATSD,…  | 
                                                                                        1992 | 
| Effects of acid precipitation, fertilisation and liming on the ground vegetation in coniferous forests of southern Germany | 
                               …  | 
                                                                                        1992 | 
| Effects of Nitrogen-Oxides on Nitrate Assimilation in Bryophytes | 
                               Morgan, S.M…  | 
                                                                                        1992 | 
| Nitrate in soil water | 
                               Westling, O…  | 
                                                                                        1991 | 
| Single and Interactive Effects of Low Levels of O3, SO2 and NO2 on the Growth and Yield of Spring Rape. | 
                               Adaros, G…  | 
                                                                                        1991 |