| Title | Authors | Year |
|---|---|---|
| Nitrogen eutrophication and critical load for nitrogen based upon changes in flora and fauna in (semi)-natural terrestrial ecosystems |
Bobbink, R… |
1993 |
| The exchange of ammonia between the atmosphere and plant communities. |
Sutton, M.A… |
1993 |
| The effects of dust on vegetation - a review |
Farmer, A.M… |
1993 |
| Insects and Pollution |
Helivvaara… |
1993 |
| Examining the Cr uptake of ryegrass from inorganic compounds and sewage sludge in pot experiements |
Loch, J ;… |
1993 |
| Effects of acidic gases and mists on the reproductive capability of 3 fern species |
Lawrence, P… |
1993 |
| Observations on the changes in nitrate concentrations in seven upland moorland catchments in north eastern Scotland |
Black, K.E… |
1993 |
| The Deposition of Atmospheric Ammonia and Its Effects on Plants |
Pearson, J… |
1993 |
| How Britain hides its acid soil |
Pearce, F… |
1993 |
| A new potential air-quality criterion derived from vertical flux densitites of ozone and from plant response |
Grunhage, L… |
1993 |