| Title | Authors | Year |
|---|---|---|
| Impacts of nitrogen deposition on terrestrial ecosystems |
UKRGIAN,… |
1994 |
| Shoot nitrate reductase activities of field-layer species in different forest types. |
Hogborn, L… |
1994 |
| The effect of zinc oxide on the growth of the unicellular alga Selenastrum capricornutum |
Van… |
1994 |
| Methane Emissions |
Williams, A… |
1994 |
| Effects of zinc and copper on growth and metal accumulation in duckweed, Lemna minor |
Dirilgen, N… |
1994 |
| Effect of different forms and sources of arsenic crop yield and arsenic concentration |
Jiang, Q ;… |
1994 |
| Nitrous oxide from agriculture |
Granli, T… |
1994 |
| The effect of zinc powder on the growth of the unicellular alga Selenastrum capricornutum |
Van Woensel… |
1994 |
| The Influence of Carbon Dioxide or Ozone Concentration on Growth and Assimilate Partitioning in Seedlings of Nine Conifers. |
Mortensen,… |
1994 |
| Critical levels for ozone; a UNECE workshop report |
Fuhrer, J… |
1994 |