APIS Bibliography

Title	Authors	Year
Global amphibian declines: A problem in applied ecology	Alford, R.A…	1999
Effect of vanadium on the growth of soybean seedlings	Wang, J ;…	1999
Estimating the uptake of traffic-derived NO2 from N-15 abundance in Norway spruce needles	Ammann, M…	1999
Distribution in Portugal of some pollutants in the lichen Parmelia sulcata	Freitas, 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
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
Concentration and distribution of extractable elements in a soil affected by tillage systems and fertilization	Lavado, R.…	1999