| Title | Authors | Year | 
|---|---|---|
| Effects of ammonia emission on epiphytic lichen vegetation | 
                               DeBakker, A…  | 
                                                                                        1989 | 
| Manganese induced haematological and biochemical anomalies in Heteropneustes fossilis | 
                               Garg, V. K…  | 
                                                                                        1989 | 
| Acidification and Otter (Lutra lutra) Distribution in Scotland | 
                               Mason, C.F…  | 
                                                                                        1989 | 
| A comparison of plant toxicities of some industrial chemicals in soil culture and soilless culture | 
                               Adema, D ;…  | 
                                                                                        1989 | 
| Lead hazards to fish, wildlife and invertebrates: a synoptic review | 
                               Eisler, R…  | 
                                                                                        1989 | 
| Response of blueberry species to excessive manganese | 
                               Korcak, R.…  | 
                                                                                        1988 | 
| Understanding the Pollution Sensitivity of Lichens | 
                               Richardson…  | 
                                                                                        1988 | 
| Urban distribution of Rhytisma acerinum (Pers.) Fries (tar spot) on sycamore | 
                               Leith, I.D…  | 
                                                                                        1988 | 
| Effects of excessive ammonium deposition on the nutritional status and condition of pine needles | 
                               Dijk, H.F.G…  | 
                                                                                        1988 | 
| Assessing the impact of deep sea disposal of low level radioactive waste on living resources | 
                               IAEA,  | 
                                                                                        1988 |