| Title | Authors | Year |
|---|---|---|
| Impacts of nitrogen deposition on terrestrial ecosystems |
UKRGIAN,… |
1994 |
| Shoot nitrate reductase activities of field-layer species in different forest types. |
Hogborn, L… |
1994 |
| Effects of nitrogen fertilisation on the humus layer vegetation under closed canopy in boreal coniferous stands |
Mäkipää, R… |
1994 |
| Effects of ozone on interactions between plants, consumers and decomposers. |
Jones, C.G… |
1994 |
| Effect of different forms and sources of arsenic crop yield and arsenic concentration |
Jiang, Q ;… |
1994 |
| Critical levels for ozone; a UNECE workshop report |
Fuhrer, J… |
1994 |
| Critical Loads of Acidity in the United Kingdom |
UKCLAG, |
1994 |
| Critical levels of air pollutants for Europe |
Ashmore, M.… |
1994 |
| An experimental investigation into the effects of atmospheric nitrogen deposition on two semi-natural grasslands |
Morecroft,… |
1994 |
| Biodiversity: the UK Steering Group report |
DoE, |
1994 |