| Title | Authors | Year |
|---|---|---|
| Forest decline, nutrient supply and diagnostic fertilisation in southwestern Germany and in southern California. |
Huettl, R.F… |
1990 |
| The effect of air quality on tree growth. |
Lee, H.S.J… |
1990 |
| Toxicity of heavy metals to brine shrimp Artemia. |
Gajbhiye, S… |
1990 |
| Bryophytes and heavy metals: a literature review |
Tyler, G.… |
1990 |
| The nutritional status of Picea abies (L.) Karst. across Europe, and implications for "forest decline". |
Cape, J.N… |
1990 |
| Forest soil chemical changes between 1949-50 and 1987 |
Billett, M.… |
1990 |
| Effects of nitrogen dioxide pollution on the growth of 3 fern species. |
Ashenden, T… |
1990 |
| Phytoavailability and toxicity of beryllium and vanadium |
Kaplan, D… |
1990 |
| Calculated rates of soil acidification of intensively used grassland in the Netherlands. |
Oenema, O… |
1990 |
| Successional changes in the soft-water macrophyte vegetation of (sub)atlantic, sandy, lowland regions during this century |
Arts, G.H.P… |
1990 |