| Title | Authors | Year |
|---|---|---|
| Global amphibian declines: A problem in applied ecology |
Alford, R.A… |
1999 |
| Ellenberg's indicator values for British plants: ECOFACT volume 2 technical annex. |
Hill, M.O… |
1999 |
| Action for Scotland's Biodiversity |
Usher, (Eds… |
1999 |
| Do acid rain and calcium supply limit eggshell formation for blue tits (Parus caeruleus) in the UK? |
Ramsay, S.L… |
1999 |
| Environmental effects of manganese and proposed freshwater guidelines to protect aquatic life in British Columbia |
Reimer, P.… |
1999 |
| The fate of mineral nitrogen in a fen with Sphagnum fallax Klinggr. and Carex rostrata Stokes (Massif-central, France) |
Francez, A.… |
1999 |
| Atmospheric deposition of acidifying and eutrophicating substances in dune slacks. |
Sival, F.P… |
1999 |
| Mapping of ammonia pollution with epiphytic lichens in the Netherlands |
Van Herk, C… |
1999 |
| The Kyoto Protocol: A guide and assessment |
Grubb, M.;… |
1999 |
| The fate of NH4NO3 added to Sphagnum magellanicum carpets at five European mire sites |
Williams, B… |
1999 |