| Title | Authors | Year |
|---|---|---|
| Effects of sulphur dioxide on the development of fungal diseases of winter barley in an open-air fumigation system. |
Mansfield,… |
1991 |
| Changes in species composition of semi-natural vegetation associated with the increase in atmospheric inputs of nitrogen |
Pitcairn, C… |
1991 |
| Uptake, accumulation and translocation of arsenate in arsenate-tolerant and non-tolerant Holcus lanatus L. | Meharg, A. A… | 1991 |
| Environmental Health Criteria 125 Platinum |
WHO, |
1991 |
| Influence of HN3 and (HN4)2 SO4 on heathland vegetation |
Van der… |
1991 |
| Effects of ionising radiation on aquatic organisms |
National… |
1991 |
| The yield of winter cereals exposed to sulphur dioxide under field conditions. |
McLeod, A.R… |
1991 |
| Acid deposition: its nature and impacts |
Last, F.T… |
1991 |
| Forestry and soil protection in the UK |
Moffatt, A.… |
1991 |
| Increases in soil acidity in north west Wales between 1957 and 1990 |
… |
1991 |