| Title | Authors | Year |
|---|---|---|
| Mapping of ammonia pollution with epiphytic lichens in the Netherlands |
Van Herk, C… |
1999 |
| The Kyoto Protocol: A guide and assessment |
Grubb, M.;… |
1999 |
| Undergrowth as a biomonitor for deposition of N and acidity in pine forest. |
Van Dobben… |
1999 |
| The fate of NH4NO3 added to Sphagnum magellanicum carpets at five European mire sites |
Williams, B… |
1999 |
| Protocol to abate acidification, eutrophication and ground-level ozone. |
UNECE, .… |
1999 |
| Methane release from peat soils: effects of Sphagnum and Juncus. |
Roura-Carol… |
1999 |
| Tolerance of tropical common bean genotypes to manganese toxicity: performance under different growing conditions |
González, A… |
1999 |
| Impact of heavy metals on denitrification in surface wetland sediments receiving wastewater |
Sakadevan,… |
1999 |
| Nitrogen and its effects on growth, nutrient status and parasite attacks in beech and Norway Spruce |
Flückiger,… |
1999 |
| Action for Scotland's Biodiversity |
Usher, (Eds… |
1999 |