APIS Bibliography

Title	Authors	Year
Action for Scotland's Biodiversity	Usher, (Eds…	1999
Ecotoxicological effects and uptake of metals (Cu+, Cu2+, Mn2+, Mo6+, Ni2+, V5+) in freshwater alga Scenedesmus quadricauda	Fargašová,…	1999
Ranking of epiphytic lichen sensitivity to air pollution using survey data: A comparison of indicator scales	Van Dobben…	1999
Mapping of ammonia pollution with epiphytic lichens in the Netherlands	Van Herk, C…	1999
Undergrowth as a biomonitor for deposition of N and acidity in pine forest.	Van Dobben…	1999
Some effects of N on ectomycorrhizal diversity of Scots pine (Pinus sylvestris L.) in northeastern Germany.	Wöllecke, J…	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
Concentration and distribution of extractable elements in a soil affected by tillage systems and fertilization	Lavado, R.…	1999
The effects of quantity and duration of simulated pollutant nitrogen deposition on root-surface phosphatase activities in Calcareous and acid grasslands: a bioassay approach	Johnson, D…	1999