| Title | Authors | Year |
|---|---|---|
| Forestry and soil protection in the UK |
Moffatt, A.… |
1991 |
| Increases in soil acidity in north west Wales between 1957 and 1990 |
… |
1991 |
| Physiological effects of long term exposure to low concentrations of SO2 and NH3 on poplar leaves. |
Hove, L.W.A… |
1991 |
| Single and Interactive Effects of Low Levels of O3, SO2 and NO2 on the Growth and Yield of Spring Rape. |
Adaros, G… |
1991 |
| Decline of ectomycorrhizal fungi in Europe. |
Arnolds, E… |
1991 |
| Nitrate in soil water |
Westling, O… |
1991 |
| Uptake, accumulation and translocation of arsenate in arsenate-tolerant and non-tolerant Holcus lanatus L. | Meharg, A. A… | 1991 |
| Seasonal variations in acidic pollutant inputs and their effects on the chemistry of stemflow, bark and epiphyte tissues in three oak woodlands in N.W. Britain |
Farmer, A.M… |
1991 |
| Air pollution and agriculture |
Ashmore, M.… |
1991 |
| Physiological-effects of long-term exposure to low concentrations of SO2 and NH3 on poplar leaves |
Hove, L.W.A… |
1991 |