APIS Bibliography

Title	Authors	Year
Factors influencing nitrogen saturation in forest ecosystems: Advances in our understanding since the mid 1980s. in the impact of nitrogen deposition on natural and semi-natural ecosystems	Wilson, E.J…	1999
Leaf injury characteristics of grassland species exposed to ozone in relation to soil moisture condition and vapour pressure deficit.	Bungener, P…	1999
Undergrowth as a biomonitor for deposition of N and acidity in pine forest.	Van Dobben…	1999
Nitrogen deposition makes a minor contribution to carbon sequestration in temperate forests.	Nadelhoffer…	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
Closing the global N2O budget: a retrospective analysis 1500 - 1994	Kroeze, C…	1999
Phytoaccumulation of trace elements by wetland plants II Water hyacinth	Zhu, Y. L…	1999
Concentration and distribution of extractable elements in a soil affected by tillage systems and fertilization	Lavado, R.…	1999
Ozone stimulates protonematal growth and gametophore production in Polytrichum commune	Petersen, R…	1999
The resistance of the moss Polytrichum commune to acute exposure of simulated acid rain or ozone compared to two fern species: Spore germination	Bosley, A…	1999