| Title | Authors | Year |
|---|---|---|
| Physiological effects of long term exposure to low concentrations of SO2 and NH3 on poplar leaves. |
Hove, L.W.A… |
1991 |
| Comparisons of 3 Woodland Sites in NW Britain Differing in Richness of the Epiphytic Lobarion-Pulmonariae Community and Levels of Wet Acidic Deposition |
Farmer, A.M… |
1991 |
| Forest decline, nutrient supply and diagnostic fertilisation in southwestern Germany and in southern California. |
Huettl, R.F… |
1990 |
| Cadmium uptake and toxicity to water hyacinth: effect of repeated exposures under controlled conditions |
Nir, R ;… |
1990 |
| Mechanism of toxicity of zinc to the marine diatom Nitzschia closterium |
Stauber, J… |
1990 |
| Toxicity of heavy metals to brine shrimp Artemia. |
Gajbhiye, S… |
1990 |
| The effect of air quality on tree growth. |
Lee, H.S.J… |
1990 |
| Bryophytes and heavy metals: a literature review |
Tyler, G.… |
1990 |
| Fine Root Studies in situ and in the Laboratory. |
Wollmer, H… |
1990 |
| Forest soil chemical changes between 1949-50 and 1987 |
Billett, M.… |
1990 |