| Title | Authors | Year | 
|---|---|---|
| Determination of plant-available soil manganese | 
                               Reisenauer…  | 
                                                                                        1988 | 
| Quantitative Assessment of Worldwide Contamination of Air, Water, and Soils by Trace Metals | 
                               Nriagu, J.O…  | 
                                                                                        1988 | 
| Understanding the Pollution Sensitivity of Lichens | 
                               Richardson…  | 
                                                                                        1988 | 
| Environmental Health Criteria 81 Vanadium | 
                               WHO,  | 
                                                                                        1988 | 
| Acute toxicities of eleven metals to early life-history stages of the yellow crab Cancer anthonyi | 
                               Macdonald,…  | 
                                                                                        1988 | 
| Air pollution - Historical trends | 
                               …  | 
                                                                                        1988 | 
| Urban distribution of Rhytisma acerinum (Pers.) Fries (tar spot) on sycamore | 
                               Leith, I.D…  | 
                                                                                        1988 | 
| Ecological Change in the Uplands | 
                               Ratcliffe,…  | 
                                                                                        1988 | 
| Genetic differences in plant tolerance to manganese toxicity | 
                               Foy, C. D…  | 
                                                                                        1988 | 
| Effects of nitrogen dioxide on biochemical and physiological characteristics of soybean. | 
                               Sabaratnam…  | 
                                                                                        1988 |