| Title | Authors | Year |
|---|---|---|
| Impact of heavy metals on denitrification in surface wetland sediments receiving wastewater |
Sakadevan,… |
1999 |
| Cronartium flaccidum fruitbody production on Melampyrum spp and some important alternate hosts to pine. |
Kaitera, J… |
1999 |
| Ranking of epiphytic lichen sensitivity to air pollution using survey data: A comparison of indicator scales |
Van Dobben… |
1999 |
| Chemistry of Atmospheres |
Wayne, R.P… |
1999 |
| Indicators of climate change in the UK |
Cannell, M.… |
1999 |
| Mapping of ammonia pollution with epiphytic lichens in the Netherlands |
Van Herk, C… |
1999 |
| Some effects of N on ectomycorrhizal diversity of Scots pine (Pinus sylvestris L.) in northeastern Germany. |
Wöllecke, J… |
1999 |
| Undergrowth as a biomonitor for deposition of N and acidity in pine forest. |
Van Dobben… |
1999 |
| Methane release from peat soils: effects of Sphagnum and Juncus. |
Roura-Carol… |
1999 |
| Protocol to abate acidification, eutrophication and ground-level ozone. |
UNECE, .… |
1999 |