APIS Bibliography

Title	Authors	Year
Effects of atmospheric NH3 on epiphytic lichens in the Netherlands: The pitfalls of biological monitoring	Dobben, H.F…	1998
Time-space analyses of the British lichen flora, with particular reference to air quality surveys	Seaward, M.…	1998
Dispersion, deposition and impacts of atmospheric ammonia: quantifying local budgets and spatial variability	Sutton, M.A…	1998
A new inventory for ammonia emissions from U.K. agriculture	Pain, B.F…	1998
Effects of grass-encroachment on vegetation and soil in Dutch dry dune grasslands	Veer, M.A.C…	1998
Environmental effects of ozone depletion: 1998 assessment	UNEP,	1998
Impacts of nitrogen on Sphagnum dominated bogs with emphasis on critical load assessment	Risager, M…	1998
Relationships between atmospheric nitrogen inputs and the vertical nitrogen and phosphorus concentration gradients in the lichen Cladonia portentosa	Hyvdrinen,…	1998
Effects of atmospheric NH3 on epiphytic lichens in the Netherlands: the pitfalls of biological monitoring.	Van Dobben…	1998
Unintentional experiments with terrestrial ecosystems: ecological effects of sulphur and nitrogen pollutants	Lee, J.A.…	1998