APIS Bibliography

Title	Authors	Year
Action for Scotland's Biodiversity	Usher, (Eds…	1999
Mapping of ammonia pollution with epiphytic lichens in the Netherlands	Van Herk, C…	1999
Estimating the uptake of traffic-derived NO2 from N-15 abundance in Norway spruce needles	Ammann, M…	1999
Environmental chemistry: End of acid reign?	Jenkins, A…	1999
Some effects of N on ectomycorrhizal diversity of Scots pine (Pinus sylvestris L.) in northeastern Germany.	Wöllecke, J…	1999
Distribution in Portugal of some pollutants in the lichen Parmelia sulcata	Freitas, M…	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 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
Phytoaccumulation of trace elements by wetland plants II Water hyacinth	Zhu, Y. L…	1999