| Title | Authors | Year |
|---|---|---|
| Effect of vanadium on the growth of soybean seedlings |
Wang, J ;… |
1999 |
| Chemistry of Atmospheres |
Wayne, R.P… |
1999 |
| Ranking of epiphytic lichen sensitivity to air pollution using survey data: A comparison of indicator scales |
Van Dobben… |
1999 |
| Action for Scotland's Biodiversity |
Usher, (Eds… |
1999 |
| Mapping of ammonia pollution with epiphytic lichens in the Netherlands |
Van Herk, C… |
1999 |
| Indicators of climate change in the UK |
Cannell, M.… |
1999 |
| Distribution in Portugal of some pollutants in the lichen Parmelia sulcata |
Freitas, M… |
1999 |
| The influence of wooded shelterbelts on the deposition of copper, lead and zinc at Shakerley Mere, Cheshire, England |
Heath, B. A… |
1999 |
| The effects of quantity and duration of simulated pollutant nitrogen deposition on root-surface phosphatase activities in Calcareous and acid grasslands: a bioassay approach |
Johnson, D… |
1999 |
| Methane release from peat soils: effects of Sphagnum and Juncus. |
Roura-Carol… |
1999 |