Title | Authors | Year |
---|---|---|
Forest soil chemical changes between 1949-50 and 1987 |
Billett, M.… |
1990 |
Air pollution and tree-dwelling aphids. Population Dynamics of Forest Insects |
McNeill, S… |
1990 |
Successional changes in the soft-water macrophyte vegetation of (sub)atlantic, sandy, lowland regions during this century |
Arts, G.H.P… |
1990 |
Calculated rates of soil acidification of intensively used grassland in the Netherlands. |
Oenema, O… |
1990 |
Environmental Health Criteria 86 Mercury- Environmental Aspects |
WHO, |
1989 |
Results of the harmful effects of water pollutants to Daphnia magna in the 21 day Reproduction Test |
Kühn, R ;… |
1989 |
Effects of ammonia emission on epiphytic lichen vegetation |
DeBakker, A… |
1989 |
Peat acidification in Scotland |
Skiba, U.;… |
1989 |
Water and the Environment. Circular 7/89 |
Department… |
1989 |
Indigenous and cultivated plants as bioindicators |
Weinstein,… |
1989 |