APIS Bibliography

Title	Authors	Year
Distribution in Portugal of some pollutants in the lichen Parmelia sulcata	Freitas, M…	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
Closing the global N2O budget: a retrospective analysis 1500 - 1994	Kroeze, C…	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 fate of NH4NO3 added to Sphagnum magellanicum carpets at five European mire sites	Williams, B…	1999
Concentration and distribution of extractable elements in a soil affected by tillage systems and fertilization	Lavado, R.…	1999
Phytoaccumulation of trace elements by wetland plants II Water hyacinth	Zhu, Y. L…	1999
Ozone stimulates protonematal growth and gametophore production in Polytrichum commune	Petersen, R…	1999
Oak forest development as a result of historical land-use patterns and present N deposition	Tyburk, K…	1999