APIS Bibliography

Title	Authors	Year
Distribution in Portugal of some pollutants in the lichen Parmelia sulcata	Freitas, M…	1999
Some effects of N on ectomycorrhizal diversity of Scots pine (Pinus sylvestris L.) in northeastern Germany.	Wöllecke, J…	1999
Persistent organic pollutants (POPS); state of the science	Jones, K.C…	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
The fate of mineral nitrogen in a fen with Sphagnum fallax Klinggr. and Carex rostrata Stokes (Massif-central, France)	Francez, A.…	1999
Nitrogen and its effects on growth, nutrient status and parasite attacks in beech and Norway Spruce	Flückiger,…	1999
Do acid rain and calcium supply limit eggshell formation for blue tits (Parus caeruleus) in the UK?	Ramsay, S.L…	1999
Ranking of epiphytic lichen sensitivity to air pollution using survey data: A comparison of indicator scales	Van Dobben…	1999