| Title | Authors | Year |
|---|---|---|
| Distribution in Portugal of some pollutants in the lichen Parmelia sulcata |
Freitas, M… |
1999 |
| Environmental chemistry: End of acid reign? |
Jenkins, A… |
1999 |
| Undergrowth as a biomonitor for deposition of N and acidity in pine forest. |
Van Dobben… |
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 |
| The effect of increased deposition of atmospheric N on Cv in upland Britain. |
Carroll, J.… |
1999 |
| Closing the global N2O budget: a retrospective analysis 1500 - 1994 |
Kroeze, C… |
1999 |
| Persistent organic pollutants (POPS); state of the science |
Jones, K.C… |
1999 |
| Concentration and distribution of extractable elements in a soil affected by tillage systems and fertilization |
Lavado, R.… |
1999 |
| Methane release from peat soils: effects of Sphagnum and Juncus. |
Roura-Carol… |
1999 |
| Ellenberg's indicator values for British plants: ECOFACT volume 2 technical annex. |
Hill, M.O… |
1999 |