| Title | Authors | Year |
|---|---|---|
| Air pollution and agriculture |
Ashmore, M.… |
1991 |
| Effects of ionising radiation on aquatic organisms |
National… |
1991 |
| A Field-Study of Fertilization and Embryonic Development in the Common Frog (Rana-Temporaria) with Particular Reference to Acidity and Temperature |
Beattie, R.… |
1991 |
| Acid rain since 1985 - times are changing |
Brydges, T.… |
1991 |
| Decline of ectomycorrhizal fungi in Europe. |
Arnolds, E… |
1991 |
| Uptake, accumulation and translocation of arsenate in arsenate-tolerant and non-tolerant Holcus lanatus L. | Meharg, A. A… | 1991 |
| Effects of nitrogen loading on wetland ecosystems, with particular reference to atmospheric deposition |
Morris, J.T… |
1991 |
| The yield of winter cereals exposed to sulphur dioxide under field conditions. |
McLeod, A.R… |
1991 |
| Concurrent exposure to SO2 and/or NO2 alters groweth and Yield responses of wheat and barley to low concentrations of O3. |
Adaros, G… |
1991 |
| Mechansims of adaptions of plants to acid soils |
Marschner,… |
1991 |