| 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 |
| A new potential air-quality criterion derived from vertical flux densitites of ozone and from plant response |
Grunhage, L… |
1993 |
| Effect of acid rain on pine needles as food for capercaillie in winter |
Spidsx, T.K… |
1993 |
| Insects and Pollution |
Helivvaara… |
1993 |
| Atmospheric deposition of sulphur and nitrogen in heathland ecosystems. |
Bobbink, R… |
1993 |
| A survey of the health of Fagus sylvatica in southern Britain. |
Ling, K.A… |
1993 |
| Stratospheric Aerosol Optical Depths, 1850-1990. |
Sato, M. ;… |
1993 |
| Terrestrial SSSIs at risk from acidification in Scotland |
Ross, A.… |
1993 |
| The influence of nitrogen fertilization on ectomycorrhizas and their fungal corpophores in young stands of Pinus sylvestris |
… |
1993 |
| Terrestrial SSSIs at risk from soil acidification in Wales |
Sketch, C.A… |
1993 |