| Title | Authors | Year |
|---|---|---|
| Effects of zinc and copper on growth and metal accumulation in duckweed, Lemna minor |
Dirilgen, N… |
1994 |
| Effect of different forms and sources of arsenic crop yield and arsenic concentration |
Jiang, Q ;… |
1994 |
| Long-term changes in watershed retention of nitrogen - its causes and aquatic consequences |
Stoddard, J… |
1994 |
| Causal mechanisms by which sulphate, nitrate and acidity influence frost hardiness in red spruce: review and hypothesis. |
Sheppard, L… |
1994 |
| Critical levels for ozone; a UNECE workshop report |
Fuhrer, J… |
1994 |
| Critical Loads of Acidity in the United Kingdom |
UKCLAG, |
1994 |
| Effects of PCBs, PCDDs and PCDFs on fish-eating birds |
Bosveld, A.… |
1994 |
| Experimental fluoride accumulation and toxicity in the short-tailed field vole (Microtus agrestis) |
Boulton, I.… |
1994 |
| An experimental investigation into the effects of atmospheric nitrogen deposition on two semi-natural grasslands |
Morecroft,… |
1994 |
| Critical levels of air pollutants for Europe |
Ashmore, M.… |
1994 |