APIS Bibliography

Title	Authors	Year
Undergrowth as a biomonitor for deposition of N and acidity in pine forest.	Van Dobben…	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 fate of NH4NO3 added to Sphagnum magellanicum carpets at five European mire sites	Williams, B…	1999
Closing the global N2O budget: a retrospective analysis 1500 - 1994	Kroeze, C…	1999
Persistent organic pollutants (POPS); state of the science	Jones, K.C…	1999
Concentration and distribution of extractable elements in a soil affected by tillage systems and fertilization	Lavado, R.…	1999
Inventory of information sources on chemicals Persistent Organic Pollutants	UNEP,	1999
Tolerance of tropical common bean genotypes to manganese toxicity: performance under different growing conditions	González, A…	1999
Factors influencing nitrogen saturation in forest ecosystems: Advances in our understanding since the mid 1980s. in the impact of nitrogen deposition on natural and semi-natural ecosystems	Wilson, E.J…	1999
Effect of vanadium on the growth of soybean seedlings	Wang, J ;…	1999