| Title | Authors | Year | 
|---|---|---|
| The effects of SO2 on photosynthesis and carbohydrate transfer in the two Lichens: Collema polycarpon and Parmelia chlorochroa. | 
                               Fields, R.D…  | 
                                                                                        1984 | 
| Ambient Water Quality Criteria for copper | 
                               EPA, US  | 
                                                                                        1984 | 
| Effects of SO2 on light-modulated enzyme reactions | 
                               Alscher, R…  | 
                                                                                        1984 | 
| Ecological Effects of acid deposition upon peatlands: a nelected field in ‘acid rain’ research. | 
                               Gorham, E…  | 
                                                                                        1984 | 
| Physiological effects of hydrogen, aluminum, and manganese toxicities in acid soil. | 
                               Foy, C.D.…  | 
                                                                                        1984 | 
| Trace elements in soils and plants | 
                               Kabata-…  | 
                                                                                        1984 | 
| The effects of acidification on the ecology of streams in the upper Tywi catchment in west Wales. | 
                               Stoner, J.H…  | 
                                                                                        1984 | 
| Humic substances in groundwater. | 
                               Thurman, E.…  | 
                                                                                        1983 | 
| Kidney lesions in pelagic seabirds with high tissue levels of cadmium and mercury | 
                               Nicholson,…  | 
                                                                                        1983 | 
| Effect of ozone on gross photosynthesis of lichens | 
                               Ross, L.J…  | 
                                                                                        1983 |