| Title | Authors | Year |
|---|---|---|
| Distribution in Portugal of some pollutants in the lichen Parmelia sulcata |
Freitas, M… |
1999 |
| Some effects of N on ectomycorrhizal diversity of Scots pine (Pinus sylvestris L.) in northeastern Germany. |
Wöllecke, J… |
1999 |
| The Kyoto Protocol: A guide and assessment |
Grubb, M.;… |
1999 |
| Closing the global N2O budget: a retrospective analysis 1500 - 1994 |
Kroeze, C… |
1999 |
| The fate of NH4NO3 added to Sphagnum magellanicum carpets at five European mire sites |
Williams, B… |
1999 |
| Changes in distribution and abundance of submerged macrophytes in the Inner Bay at Long Point, Lake Erie: Implications for foraging waterfowl |
Knapton, R.… |
1999 |
| Studies on the egg quality of the Great Tit (Parus major) in relation to soil-condition. |
Weimer, V… |
1998 |
| Air pollution fades the plumage of the Great Tit |
Eeva, T.; E… |
1998 |
| Natural abundance of 15N in forests across a nitrogen deposition gradient |
Emmett, B.A… |
1998 |
| Iron-manganese interactions among clones of nilegrass |
Foy, C. D… |
1998 |