APIS Bibliography

Title	Authors	Year
Ranking of epiphytic lichen sensitivity to air pollution using survey data: A comparison of indicator scales	Van Dobben…	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
Distribution in Portugal of some pollutants in the lichen Parmelia sulcata	Freitas, M…	1999
Undergrowth as a biomonitor for deposition of N and acidity in pine forest.	Van Dobben…	1999
The influence of wooded shelterbelts on the deposition of copper, lead and zinc at Shakerley Mere, Cheshire, England	Heath, B. A…	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
Methane release from peat soils: effects of Sphagnum and Juncus.	Roura-Carol…	1999
Protocol to abate acidification, eutrophication and ground-level ozone.	UNECE, .…	1999
Impact of heavy metals on denitrification in surface wetland sediments receiving wastewater	Sakadevan,…	1999