| Title | Authors | Year |
|---|---|---|
| Global amphibian declines: A problem in applied ecology |
Alford, R.A… |
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 |
| Nitrogen and its effects on growth, nutrient status and parasite attacks in beech and Norway Spruce |
Flückiger,… |
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 |
| The effect of increased deposition of atmospheric N on Cv in upland Britain. |
Carroll, J.… |
1999 |
| Phytoaccumulation of trace elements by wetland plants II Water hyacinth |
Zhu, Y. L… |
1999 |
| Ozone stimulates protonematal growth and gametophore production in Polytrichum commune |
Petersen, R… |
1999 |