| Title | Authors | Year |
|---|---|---|
| Inventory of information sources on chemicals Persistent Organic Pollutants |
UNEP, |
1999 |
| Ellenberg's indicator values for British plants: ECOFACT volume 2 technical annex. |
Hill, M.O… |
1999 |
| Effect of vanadium on the growth of soybean seedlings |
Wang, J ;… |
1999 |
| Environmental effects of manganese and proposed freshwater guidelines to protect aquatic life in British Columbia |
Reimer, P.… |
1999 |
| Atmospheric deposition of acidifying and eutrophicating substances in dune slacks. |
Sival, F.P… |
1999 |
| Distribution in Portugal of some pollutants in the lichen Parmelia sulcata |
Freitas, M… |
1999 |
| Boron, zinc iron and managanese content in four grassland species |
Adarve, M.… |
1998 |
| The phytoavailability of cadmium to lettuce in long-term biosolids-amended soils |
Brown, S. L… |
1998 |
| River Habitat Quality |
Service,… |
1998 |
| Ammonia concentrations at a site in southern Scotland from 2 yr of continuous measurements |
Burkhardt,… |
1998 |