APIS Bibliography

Title	Authors	Year
UNECE Critical Levels Workshop Proceedings	Guderian, R…	1998
Time-space analyses of the British lichen flora, with particular reference to air quality surveys	Seaward, M.…	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 ammonia deposition on forests in the Netherlands	Van der…	1998
River Habitat Quality	Service,…	1998
Unintentional experiments with terrestrial ecosystems: ecological effects of sulphur and nitrogen pollutants	Lee, J.A.…	1998