| Title | Authors | Year |
|---|---|---|
| The Deposition of Atmospheric Ammonia and Its Effects on Plants |
Pearson, J… |
1993 |
| Nitrogen and phosphorus concentrations and N:P ratios in Norwegian lakes. Perspective on nutrient limitation |
Faafeng, B… |
1993 |
| Urban Air Quality in the United Kingdom. First Report of the Quality of Urban Air Review Group |
Group,… |
1993 |
| Dissolved inorganic nitrogen budget for a forested catchment at Beddgelert, North Wales |
Stevens, P.… |
1993 |
| A new potential air-quality criterion derived from vertical flux densitites of ozone and from plant response |
Grunhage, L… |
1993 |
| Critical Loads - Concepts and Applications |
Cresser, M.… |
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 |
| Atmospheric deposition of sulphur and nitrogen in heathland ecosystems. |
Bobbink, R… |
1993 |
| The effect of external stress and disturbance factors on Calluna dominated heathland vegetation. |
Berdowski,… |
1993 |