| Title | Authors | Year |
|---|---|---|
| Long-term changes in watershed retention of nitrogen - its causes and aquatic consequences |
Stoddard, J… |
1994 |
| The effects of excess nitrogen deposition on young Norway spruce trees. Part I: the vegetation |
Wilson, E.J… |
1994 |
| Relationship between heavy metal accumulation and toxicity in Spirodella polyrhiza and Azolla pinnata |
Gaur, J. P… |
1994 |
| Transboundary Air Pollution |
Effects,… |
1994 |
| The Demographic Consequences of Nitrogen-Fertilization of a Population of Sundew, Drosera-Rotundifolia |
… |
1994 |
| The effect of zinc oxide on the growth of the unicellular alga Selenastrum capricornutum |
Van… |
1994 |
| Heavy-metal binding by mycorrhizal fungi |
Galli, U.;… |
1994 |
| Shoot nitrate reductase activities of field-layer species in different forest types. |
Hogborn, L… |
1994 |
| Methane Emissions |
Williams, A… |
1994 |
| Effects of zinc and copper on growth and metal accumulation in duckweed, Lemna minor |
Dirilgen, N… |
1994 |