| Title | Authors | Year |
|---|---|---|
| Exchange of greenhouse gases between terrestrial ecosystems and the atmosphere |
Bouwman, A.… |
1990 |
| Seasonal changes in amino acids, protein and total nitrogen in needles of fertilised Scots pine trees |
Näsholm, T… |
1990 |
| Air pollution and tree-dwelling aphids. Population Dynamics of Forest Insects |
McNeill, S… |
1990 |
| Forest decline, nutrient supply and diagnostic fertilisation in southwestern Germany and in southern California. |
Huettl, R.F… |
1990 |
| Yield Responses of Different Crop Species to Long-Term Fumigation with Sulphur Dioxide in Open-Top Chambers |
Weigel, H.J… |
1990 |
| The effect of air quality on tree growth. |
Lee, H.S.J… |
1990 |
| Decline of carpophores of mycorrhizal fungi instand, of Pinus sylvestris |
… |
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 |
| Acidic Deposition, its nature and impacts, Glasgow Conference Abstracts |
Caporn, S.J… |
1990 |